Cmsc330

May 11, 2021 · CMSC 330 -Spring 2021 Stringpointed-to data is dropped when the owner is. StringRepresentation •Rust’s Stringis a 3-tuple –A pointer to a byte array (interpreted as UTF-8) –A (current) length –A (maximum) capacity •Always: length ≤ capacity CMSC 330 …

CMSC330. May 1st, 2023. Quality. 4.0. Difficulty. 3.0. CMSC330. May 1st, 2023. For Credit: Yes. Attendance: Not Mandatory. Would Take Again: Yes. Textbook: N/A. Taking 330 with Cliff is the right choice. Projects are challenging but not overly so, and his lectures are good, albeit a bit boring. But, he is funny and accessible and gets a lot of ...Previous required texts for CMSC 330 have chapters on relevant topics covered in this course. If the lecture notes are insufficient, look for these books. They should be available in the university library. Concepts of Programming Languages (Seventh Edition) by R. Sebesta, Addison Wesley (2006) (ISBN 0-321-33025-0).Office Hours. In-person (IP) at IRB 1108 or Vitual (V). Join the queue: Quuly (Office Hours App) Time (Eastern) Monday. Tuesday. Wednesday. Thursday. Friday.Type Safety in Programming Languages •In a type-safe language, the type system enforces well defined behavior. Formally, a language is type-safe iff G⊢e:tand G⊢Aimplies A;e⇒ vand⊢v:tor that eruns forever •A;e⇒ v says eevaluatesvunder environment A •G⊢e:tsays ehas typetunder type environment G •G⊢A says Ais compatible with G -For all x, A(x) = vimpliesG(x) = tand⊢v:tCMSC 330 Spring 2017 9 Parsing (deferred) The parsingproblem is how to convert program text into an AST, i.e., a value of the type below •We defer worrying about this problem until later ØHint: Relates to using something like regular expressions to read in text and construct values like the following from itCMSC 330, Fall 2018 — Midterm 1 Name Teaching Assistant Kameron Aaron Danny Chris Michael P. Justin Cameron B. Derek Kyle Hasan Shriraj Cameron M. Alex Michael S. Pei-Jo Instructions • Do not start this exam until you are told to do so. • You have 75 minutes for this exam. • This is a closed book exam. No notes or other aids are allowed.Organization of Programming Languages | University of Maryland | Fall 2016 - cmsc330/project3/nfa.ml at master · a-blender/cmsc330Projects may be submitted up to 24 hours late for a 10% penalty. For example, a project that would earn 90 points for an on-time submission will earn 81 (which is 90 times 0.90) if submitted late. Note that your project score as it appears on the project submission server will not include any late penalties.

The Iribe Initiative for Inclusion and Diversity in Computing (ONLINE & 1104 IRB) offers 1:1 tutoring AND Guided Study Sessions in several CMSC classes (CMSC131, CMSC 131A, CMSC 132, CMSC 216, CMSC 250, CMSC330, or CMSC351). *free; Students enrolled in 400 level courses may contact the Undergraduate Office at [email protected] to request help to find a tutor who has been vetted by the department.CMSC330 Spring 2022 20. Studying Programming Languages. •Will make you a better programmer. ∙Programming is a human activity. Features of a language make it easier or harder to program for a specific application. ∙Ideas or features from one language translate to, or are later incorporated by, another.bnm70. • 3 yr. ago. 330 isn't bad if you stay on top of stuff and go to office hours as needed. An A in 351 (ignore this if you have Justin, assuming he will change class significantly) is very difficult— you need perfection on a lot of complex algorithms. For Kruskal, success depended on your understanding of homeworks.CMSC - Computer Science. CMSC100 Bits and Bytes of Computer and Information Sciences (1 Credit) Students are introduced to the fields (and disciplines) of computer science and information science within a small classroom setting. They will learn to make a successful transition from high school to the university, while exploring study skills ...2. OR // β-reduction: replace y in λy.y y y with λx.x x x. (λx.y) ((λy.y y y) (λx.x x x)) (λx.y) ((λx.x x x) (λx.x x x) (λx.x x x)) Can repeat β-reduction for x as many times as we wish! Lambda calculus encodings Prove the following using the appropriate λ-calculus encodings. a. not (not true) = true.

Federal assistance to the elderly and disabled persons is available through various programs, including federal grants. Federal grants are financial-assistance awards from a federa...We would like to show you a description here but the site won't allow us.CMSC 330 Quiz 1 Fall 2021 Solutions Q1. OCaml Typing . Q1.1. Write an OCaml expression of type (int * string list) (330, ["cmsc"]) Q1.2. Write an OCaml expression of type 'a -> 'a -> 'a . fun x y -> if x = y then x else y . Q1.3. Write an OCaml expression of type ('a -> 'b) -> ('b -> 'c) -> 'a -> 'c . Hint: Recall function composition from ...CMSC330 Course Staff University of Maryland Department of Computer Science Name: UID: I pledge on my honor that I have not given or received any unauthorized assistance on this assignment/examination Signature: Ground Rules • You may use anything on the accompanying reference sheet anywhere on this examNAME: Reginald B Carey. EMPLID: 0316442. PROJECT: An Expression Interpreter - Project 2. COURSE: CMSC 330 - 7980. SECTION: 2158. SEMESTER: FALL 2015. ###Instructions. ##The second project involves completing and extending the C++ program that evaluates statements of an expression language contained in the module 3 case study.CMSC 330 at the University of Maryland, College Park (UMD) in College Park, Maryland. Prerequisite: Minimum grade of C- in CMSC250 and CMSC216. Restriction: Must be in a major within the CMNS-Computer Science department; or must be in the Computer Science Minor program; or must be in Engineering: Computer program; and Permission of CMSC - Computer Science department.

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Last Updated: 2023-12-07 Thu 09:21. CMSC330: Course Schedule and Materials. University of Maryland Fall 2023. Schedule and Course Materials. Main Course Site: …Jan 20, 2022 · Type Safety in Programming Languages •In a type-safe language, the type system enforces well defined behavior. Formally, a language is type-safe iff G⊢e!tand G⊢Aimplies A;e"#vand⊢v!tor that eruns forever •A;e"#v says eevaluatesvunder environment A •G⊢e!tsays ehas typetunder type environment G •G⊢A says Ais …TL;DR 216 was way harder than 330. 330 and 351 are hard to compare, but most people who take both say 330 is the easier one. vs. 351 depends on your preferences; 351 is more conceptually difficult for most people, but 330 has a higher volume of assignments and coding. Maybe equal to or a little easier than 216, a lot easier than 351.Learn about different models and features of programming languages, such as Ruby, OCaml, and Java, in this online course. Find instructors, TAs, office hours, announcements, and schedule on the web page.i'm taking both with cmsc 320 and stat400. it's honestly ok. cmsc 320 is light, new profs and apparently they are still trying to make sense of the course, especially next semester they gonna put TWO new profs in there as they put max for 351. only thing hard about the stat400 is hw, but the TAs go over them before they are due and the exam is very similar to the practice one. overall ...

330 351 r killers. I have several friends that did it (though it was 320 with Dickerson) and they were miserable. I think combinations of 3 cs 4xx classes in a later semester is a more manageable way to get ahead. Only you know your limitations though. I did that and I had to retake 351. It was so awful.CMSC 330 -Spring 2021. Recap: Rules of References 1.At any given time, you can have eitherbut not both of -One mutable reference -Any number of immutable references 2.References must always be valid - A reference must never outlive its referent CMSC 330 -Spring 2021. Created Date:CMSC 330 is a course on the organization of programming languages, taught by Anwar Mamat and Roger Eastman. Find out the instructors, TAs, lectures, discussions, exams, textbooks and office hours for this course.CMSC 330. Grammar. recursive descent. Axiomatic semantics. CMSC 330 Quiz 2 Ans..docx. 7 What language rules does an attribute grammar incorporate beyond what an from CMSC 33... test prep. quiz 2(100%).pdf. University of Maryland, University College. CMSC 330. quiz 2(100%).pdf.Rust: Type safety and low-level control •Begun in 2006 by GraydonHoare •Sponsored as full-scale project and announced by Mozilla in 2010 -Changed a lot since then; source of frustrationCMSC330. (Perm Req) Organization of Programming Languages. Syllabus Repository (0) Credits: 3. : Prerequisite: Minimum grade of C- in CMSC250 and CMSC216.CMSC 330 Spring 2021. Using cargo •Make a project, build it, run it % cargo new hello_cargo --bin % cd hello_cargo % ls Cargo.toml src/ % ls src main.rs % cargo buildFind success in a growing industry by earning an online bachelor's degree in computer science at University of Maryland Global Campus. Learn from experienced faculty members who are industry experts in the field. Build essential skills that can transfer over to a number of industries. And take charge of your learning experience by utilizing our ...email: [CMSC330] Office Hour Debugging; Excused Absences; Course Overview. Programming languages are like spoken languages. What is a Language? How do we use Language? Why do so many languages exist? Why do so many languages exist? Language Features help us express ourselves; Semantics and Syntax;CMSC 330 -Spring 2024 Note: The keyword pub makes any module, function, or data structure accessible from inside of external modules. The pub keyword may also be used in a use declaration to re-export an identifier from a namespace. Note that we make the entire trait public, not individual elements of it.

You are guaranteed a homework every week for 351. If you have done a good amount of LeetCode, the exams will be a breeze. 330 is a fair amount of work, and it is also somewhat theoretically dense. There will be a project due every 1.5-2 weeks. Learn Ruby and get used to OCaml, and it will make the semester much easier.

Date Cliff Dr. Mamat; 25 Jan, 2024: Intro: Slides: Link Notes: Link PL Intro: Slides: Intro Examples and Notes: Notes: Link 30 Jan, 2024: Ocaml Intro: Slides: Link ...CMSC 330: Organization of Programming Languages Context Free Grammars CMSC 330 Spring 2024 1. Interpreters CMSC 330 Spring 2024 2 • Tokenizer (Scanner / lexer): • converts program source into tokens (keywords, variable names, operators, numbers, etc.) using regular expressionsOperational Semantics We will show how an operational semantics may be defined for Micro-Ocaml •And develop an interpreter for it, along the way Approach: use rulesto define a judgment e!v Says "eevaluates to v" e: expressionin Micro-OCaml v: valuethat results from evaluating e CMSC 330 Fall 2021 4Oct 17, 2018 · CMSC 330: Organization of Programming Languages Context Free Grammars CMSC 330 Fall 2018 1. 2 Front End Abstract Syntax Tree Back End Source Compiler / Interpreter Code Generator An-alyzer Opt-imizer Architecture of Compilers, Interpreters CMSC 330 Fall 2018. Front End –Scanner and Parser 4 Front EndCMSC330. Organization of Programming Languages Spring 2024. Instructors. Name Section Office E-mail Office Hours (also available by appointment) Cliff: 030X, 040X ...CMSC-330-Advanced-Programming-Languages. Project 1 & 2. Project 1: the purpose of this project was to to write a program that parses, using recursive descent, a GUI definition language that is defined in an input file and generate the GUI that it defines, using a supplied lexical analyzer. The grammar for this project is the following: gui ...You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on …

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CMSC 330, Fall 2018 — Quiz 1, OCaml Name Teaching Assistant Kameron Aaron Danny Chris Michael P. Justin Cameron B. Derek Kyle Hasan Shriraj Cameron M. Alex Michael S. Pei-Jo Instructions • Do not start this quiz until you are told to do so. • You have 15 minutes for this quiz. • This is a closed book quiz. No notes or other aids are ...CMSC330 Course Staff University of Maryland Department of Computer Science Name: UID: I pledge on my honor that I have not given or received any unauthorized assistance on this assignment/examination Signature: Ground Rules • You may use anything on the accompanying reference sheet anywhere on this examCMSC 330 -Spring 2021 Stringpointed-to data is dropped when the owner is. StringRepresentation •Rust's Stringis a 3-tuple -A pointer to a byte array (interpreted as UTF-8) -A (current) length -A (maximum) capacity •Always: length ≤ capacity CMSC 330 -Spring 2021Evaluating capital investment options requires calculating the potential compensation and the risk of each project. The pay back method of investment appraisal establishes the amou...CMSC 330: Organization of Programming Languages Safe, Low-level Programming with Rust CMSC330 Fall 2019. What choice do programmers have today? C/C++ •Low level •More control •Performance over safety •Memory managed manually •No periodic garbageCMSC330 Course Staff University of Maryland Department of Computer Science Name: UID: I pledge on my honor that I have not given or received any unauthorized assistance on this assignment/examination Signature: Ground Rules • You may use anything on the accompanying reference sheet anywhere on this examHigher Order Functions (Cliff) Higher Order Functions. Higher Order Functions. Sept. 27, 2022. Functional Programming (Cliff) Functional Programming. Functional Programming. Sept. 29, 2022. Property-Based Testing (Jose)CMSC 330 Spring 2021. 18. Semantics: Regular Expressions (1) Given an alphabet Σ, the regular expressionsover Σare defined inductively as follows regular expression denotes language Ø Ø ε {ε} each symbol σ∊Σ {σ} Constants. Ex: with Σ= { a, b}, regex adenotes language {a} regex bdenotes language {b}CMSC330. Organization of Programming Languages Fall 2023. Instructors. Name Section Office E-mail Office Hours (also available by appointment) Cliff: 010X, 020XDespite all of the attention, not many students are persuaded that OCaml is the best thing, ever. I took a poll on the last day of class last semester, asking which programming language the students liked best. Out of 107 responses, 40% preferred Java, 33% preferred Ruby, 18% preferred OCaml, and 9% preferred C.Jul 11, 2022 · CMSC330 NFA and DFA NFA and DFA. NFA and DFA. Regex to NFA. NFA to DFA. DFA to Regex. NFA and DFA. NFA and DFA. So far we have only really looked at DFAs. DFA: Deterministic Finite Automata. Easy to check regex acceptance. But machines hard to create. But machines hard to create. Here is /(a|b)*abb/'s DFA.A string that starts with b followed by a's. Zero or more b's, followed by one or more a's. That accepts strings containing two consecutive 0s followed by two consecutive 1s. That accepts strings with an odd number of 1s. That accepts strings containing an even number of 0s and any number of 1s. ….

Monilethrix is a condition that affects hair growth. Explore symptoms, inheritance, genetics of this condition. Monilethrix is a condition that affects hair growth. Its most charac...CMSC 330 Spring 2024. How to Convert NFA to DFA Subset Construction Algorithm Input NFA (Σ, Q, q 0, F n, δ) Output DFA (Σ, R, r 0, F d, d’) CMSC 330 Spring 2024. Subset Construction Algorithm Let r 0 = e-closure(δ,q 0), add it to R While $ an unmarked state r Î R Mark r For each σ Î SCMSC 330 Spring 2020 14 Recursive Descent Parsing (cont.) Key step: Choosing the right production Two approaches •Backtracking ØChoose some production ØIf fails, try different production ØParse fails if all choices fail •Predictive parsing (what we will do) ØAnalyze grammar to find FIRST sets for productions ØCompare with lookaheadto decide which production to selectCMSC 330: Advanced Programming Languages (3) Start date has passed. Please register for the next start date. 23962: 7381: 13 Mar 2024-07 May 2024: Open: Online: Faculty: Gubanov, Vladimir: Syllabus: Course Materials: CMSC 330: Advanced Programming Languages (3) Start date has passed. Please register for the next start date. 23963 ...Standard ML 9.8%. Rust 9.0%. HTML 3.4%. CSS 0.6%. Shell 0.5%. Contribute to anwarmamat/cmsc330fall21 development by creating an account on GitHub.Python support Object Oriented Programming (OOP) a = "hello" type(a) # class str a.upper() # "HELLO" a.islower() # True Objects have methodsCMSC330 is a very content-heavy class - the sheer amount of information being packed into a single week is astounding. However, students have already taken or gotten credit for CMSC131, CMSC132, and CMSC216 by this point, so learning new material should not be a foreign experience.Higher Order Functions (Cliff) Higher Order Functions. Higher Order Functions. Sept. 27, 2022. Functional Programming (Cliff) Functional Programming. Functional Programming. Sept. 29, 2022. Property-Based Testing (Jose)CMSC330 Course Staff University of Maryland Department of Computer Science Name: UID: I pledge on my honor that I have not given or received any unauthorized assistance on this assignment/examination Signature: Ground Rules • You may use anything on the accompanying reference sheet anywhere on this exam Cmsc330, Therefore in CMSC 330, we will provide less debugging help than some students may be used to. If you come in with a question, expect to be pointed in the right direction, but it will be up to you to finish solving the problem on your own. Office hours for the instructional staff will be posted on the course web page a few days into the semester., CMSC 330: Organization of Programming Languages Context Free Grammars CMSC330 Fall 2017 1. 2 Front End Abstract Syntax Tree Back End Source Compiler / Interpreter Code Generator An-alyzer Opt-imizer Architecture of Compilers, Interpreters. Implementing the Front End Goal: Convert program text into an AST, Advising Updates | Undergraduate Computer Science at UMD. Fall 2024 Academic Updates (as of 5/17/24) Thursday, May 9, 2024 - 10:13. New Courses added …, CMSC 330 Spring 2019 34. Zero-cost Abstractions in Rust A key motivator for writing code in C and C++ is the low (or zero) cost of the abstractions use, Explores language features such as formal syntax, scoping and binding of variables, higher-order programming, typing, and type polymorphism. Introduces finite automata, context …, CMSC330 Fall 2021 2. Course Activities Learn different types of languages Learn different language featuresand tradeoffs, CMSC 330 Fall 2021. Two Types of Finite Automata. DeterministicFinite Automata (DFA) •Exactly one sequence of steps for each string. ØEasy to implement acceptance check. •(Almost) all examples so far. NondeterministicFinite Automata (NFA) •May have many sequences of steps for each string. •Accepts if any pathends in final state at end ..., Be advised that non-major graduate and advanced special students will only be granted permission for one 300- or 400-level (not including CMSC330 or CMSC351) CMSC course. No exceptions. If you submit multiple requests, we will honor your most recent submission. Email questions to [email protected]., In CMSC330, we learn several different programming languages - each with its own advantages and disadvantages in real-world scenarios. For one of our projects, we were tasked with applying what we learned regarding OCaml into making a complex data structure that can accept different types of variables..., Prerequisite: Minimum grade of C- in CMSC330 and CMSC351 and 1 course with a minimum grade of C- from (MATH240, MATH341, MATH461); or must be in the (Computer Science (Doctoral), Computer Science (Master's)) program; or permission of the instructor. Restriction: Permission of CMNS-Computer Science department., Formal Definition: Context-Free Grammar A CFG Gis a 4-tuple (Σ, N, P, S) •Σ–alphabet (finite set of symbols, or terminals) ØOften written in lowercase •N–a finite, nonempty set of nonterminalsymbols, Exactly one sequence of steps for each string. All examples so far. Nondeterministic Finite Automata (NFA) May have many sequences of steps for each string. Accepts if any path ends in final state at end of string. More compact than DFA. Ø But more expensive to test whether a string matches., CMSC330 (all sections) CMSC351 (all sections) CMSC414 (section 0101) CMSC416 (section 0101) CMSC434 (section 0301) CMSC436 (section 0101) Back To Top. Contact Our Office. CS Undergraduate Office Brendan Iribe Center for Computer Science and Engineering University of Maryland 8125 Paint Branch Drive, Therefore in CMSC 330, we will provide less debugging help than some students may be used to. If you come in with a question, expect to be pointed in the right direction, but it will be up to you to finish solving the problem on your own. Office hours for the instructional staff will be posted on the course web page a few days into the semester., CMSC 330. Cliff Bakalian (He/Him) Instructor. Likes Lego and Videogames. Tinkers with hardware. Tries his best. Dr. Anwar Mamat. Instructor. Anoushka Shahani., The course name will consist of 4 uppercase letters followed by 3 digits and the total number of seats will be a number with one or more digits. All invalid lines should be ignored. For example, the following line is valid: CMSC330,30. Each student will be represented as a string. We will simply denote this asid., Therefore in CMSC 330, we will provide less debugging help than some students may be used to. If you come in with a question, expect to be pointed in the right direction, but it will be up to you to finish solving the problem on your own. Office hours for the instructional staff will be posted on the course web page a few days into the semester., Jan 20, 2022 · CMSC 330: Organization of Programming Languages Context Free Grammars CMSC 330 Fall 2021 1. Interpreters 2 Front End Parser Optional Static Analyzer (e.g., Type Checker) Source Abstract Syntax Tree (AST), a kind of intermediate representation(IR) CMSC 330 Fall 2021 Back End Evaluato r the part we write in the …, CMSC 330 Quiz 4 Spring 2022 Solutions Q1. Loco Lists Q1.1. Write a CFG to represent a list consisting of positive integers and other lists. These lists (and sublists) can have arbitrarily large dimensions. Notes: • An empty list is also a valid list. • You can use n to denote a positive integer in the CFG., Previous required texts for CMSC 330 have chapters on relevant topics covered in this course. If the lecture notes are insufficient, look for these books. They should be available in the university library. Concepts of Programming Languages (Seventh Edition) by R. Sebesta, Addison Wesley (2006) (ISBN 0-321-33025-0)., Two ways to fix ambiguous grammars. Rewrite the Grammar. Ultimately many different ways to describe a set of strings. Different Parsers have different rules. \(E \rightarrow A\vert E + E\vert E - E\vert E * E\vert E / E\vert (E)\) \(A \rightarrow 0\vert 1\vert \dots\vert 9\) Can rewrite the grammar to., Prerequisite: Minimum grade of C- in CMSC351 and CMSC330; and permission of CMNS-Computer Science department. Or must be in the (Computer Science (Doctoral), Computer Science (Master's)) program. Students are introduced to database systems and motivates the database approach as a mechanism for modeling the real world. An in-depth coverage of ..., Therefore in CMSC 330, we will provide less debugging help than some students may be used to. If you come in with a question, expect to be pointed in the right direction, but it will be up to you to finish solving the problem on your own. Office hours for the instructional staff will be posted on the course web page a few days into the semester., Previous required texts for CMSC 330 have chapters on relevant topics covered in this course. If the lecture notes are insufficient, look for these books. They should be available in the university library. Concepts of Programming Languages (Seventh Edition) by R. Sebesta, Addison Wesley (2006) (ISBN -321-33025-0)., Mar 17, 2024 · CMSC330. Organization of Programming Languages Spring 2024. Instructors. Name Section Office E-mail Office Hours (also available by appointment) Cliff: 030X, 040X IRB2238: Email: Tue/Thu 1-2: Dr. Mamat: 010X, 020X IRB 2248: Email: Tue 2:00-4:00pm: TAs. Name Contact; Anoushka Shahani ..., Computer Science Department Site. Open Seats as of. 05/24/2024 at 10:30 PM. CMSC330. (Perm Req) Organization of Programming Languages. Syllabus Repository (0) Credits: …, CMSC330, Spring 22. Projects. Project 0 - Setup; Project 1a - Ruby Warmup; Project 1b - Battleship Game; Project 2a - OCaml Warmup; Project 2b - OCaml Higher Order Functions and Data; Project 3 - Regular Expression Engine; Project 4a - MicroCaml Lexer and Parser; Project 4b - MicroCaml Interpreter;, Computer Science Department Site. Open Seats as of. 05/24/2024 at 10:30 PM. CMSC330. (Perm Req) Organization of Programming Languages. Syllabus Repository (0) Credits: 3. : Prerequisite: Minimum grade of C- in CMSC250 and CMSC216., CMSC 330 Fall 2020 Final Exam S olutions Q1 Introduction 0 P o i n t s P L C o n c e p t s [8p ts ] L a m b d a C a lc u lu s [8 p t s ] O C a m l [1 5 p t s ] R u b y [12 p t s ] R u s t [8 p t s ] L a n g u a g e R e p r e s e n t a tio n [15p ts ] P a r s i n g [1 2 p t s ], Get ratings and reviews for the top 11 pest companies in Monett, MO. Helping you find the best pest companies for the job. Expert Advice On Improving Your Home All Projects Feature..., CMSC 330 4/8/18 Project 1 Project Description: The goal of the project is to read an input file in the correct directory place and create a GUI based on the file read. The first step in the process is to take the file path and find the file named Input.tx. CMSC 330. University of Maryland, University College., Lower-level CMSC courses provide extensive debugging and development help in office hours, but upper-level CMSC courses expect students to complete projects with minimal extra help. Therefore in CMSC 330, we will provide less debugging help than some students may be used to., Previous required texts for CMSC 330 have chapters on relevant topics covered in this course. If the lecture notes are insufficient, look for these books. They should be available in the university library. Concepts of Programming Languages (Seventh Edition) by R. Sebesta, Addison Wesley (2006) (ISBN 0-321-33025-0).