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Unformatted text preview: Easy (polynomial) Recursive Iterated “Only Connect. ..” 2 height } Log Size 2 How about the series: 1 + 2 + 3 + 4 + … + n ? …… … n { Functions x f(x) f(x) = x^2 ? Algorithms Abu Abdullah Muhammad bin Musa alKhwarizmi Unambiguous (terminating)? Set of instructions To perform a task ● Higher level Programming languages ● Low Level Programming Languages ● Assembly ● Machine Code ● Binary Code More Abstract Humans Less Abstract Computers Software Layers of Abstraction Abstraction ● Abstract Art ● Abstract Data Types ● Layers of abstraction in Networks, Software, and Hardware Abstraction is elegant simplification. This whole class can be summed up as: Pi is Irrational ~ 3.1415. .. i = ( 1), imaginary e is the natural exponent ~ 2.71828182. .. The Binary Numbers 1 and 0. The language of all digital computers....
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This note was uploaded on 02/06/2011 for the course CSCI 271 taught by Professor Friedman during the Spring '11 term at CUNY Hunter.
 Spring '11
 friedman

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