PPT-Functions, Procedures, and Abstraction

Dr José M Reyes Álamo Outline Functions Builtin functions User defined functions Abstraction Reusability Parameters and arguments Returning values Variables Scope Functions From mathematics a functions perform some operation and returns a result. Greta . Yorsh. Eran. . Yahav. Martin . Vechev. IBM Research. { . . ………………. . …… . ………………….. . …………………….. …………………………. }. P1(). of Synchronization. Greta . Yorsh. Eran. . Yahav. Martin . Vechev. IBM Research. { . . ………………. . …… . ………………….. . …………………….. …………………………. of . Multi-class Scatterplots. Haidong . Chen. , . Wei . Chen, . Honghui. . Mei, . Zhiqi. . Liu, Kun Zhou, . Weifeng. Chen, . Wentao. . Gu. , Kwan-Liu Ma. Motivations. Multi-class scatterplots. Aid comparison. Class Overview. web site: www.cs.vt.edu/~kafura/CS6604. Origins. Term first used by Seymour . Papert. (1996) . [Snow 2012]. “. In . both . cases the computer used as a tool effectively . leads . to a solution, but in neither does the . Sushrut Thorat | Manasvita Vashisth. What is Abstraction?. Abstraction is the process of taking away or removing characteristics from something to reduce it to some set of essential characteristics. .. Techniques. – A . Practical Application Perspective. March . 2014. Presentation summary on the work in. Neumayr. , B., . Schrefl. , M., & . Thalheim. , B. (2011). . Modeling. techniques for multi-level abstraction. . , . are.  . canonical.  solutions . y. (. x. ) of . Bessel's . differential equation. :. α (the . order.  of the Bessel function). Bessel functions are also known as . cylinder functions.  or . Object Orientation. Elements of OO. Abstraction. Encapsulation. Modularity. Hierarchy: Inheritance & Aggregation. 4 . major/essential elements. . 3 minor/helpful elements . . Typing. Edward J. Schwartz. Software Engineering Institute. Carnegie Mellon University. 12/9/2014. PPREW: Abstraction Recovery. 1. The Gap Between . Binary and Source Code. push. . %. ebp. mov. . %. esp. Kenny Denmark. Jason Isenhower. Ross Roessler. Background. A* uses heuristics for efficient searching. Initially, heuristics provided by "expert". Challenge is to have program create heuristics. Coming to Grips with Complexity in Verification. Ken McMillan. Microsoft Research. TexPoint fonts used in EMF: . A. A. A. A. A. Need for Formal Methods that Scale. We design complex computing systems by debugging. Paul Ammann. 2. Data Abstraction. Abstract State (Client State). Representation State (Internal State). Methods (behavior). Constructors (create objects). Producers (return immutable object). Mutators (change state). Way of classifying information from abstract (general) to concrete (specific) . . Level 4:. Abstractions. Level 3: . Noun Classes, broad group names with little specification. Level 2:. Noun Categories, more definite groups. Slide . 1. PHY Abstraction for MU-MIMO. Date:. 2010-07-11. Authors: . Name. Affiliations. Address. Phone. email. Riichi Kudo. NTT Corporation. Hikarino-oka Yokosuka-shi Japan. +81-46-859- 3140. kudo.riichi@lab.ntt.co.jp.