Building Abstractions with Procedures

Include(/SICP的Python实现1.1) Include(/SICP的Python实现1.2) Include(/SICP的Python实现1.3)

Building Abstractions with Data

Modularity, Objects, and State

Metalinguistic Abstraction

Computing with Register Machines

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-  ⇤ ← 于2007-04-16 09:46:10修订的的版本2 → 
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  备注:
+   ← 于2007-04-16 10:58:16修订的的版本16 → ⇥
  大小: 525
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  备注:
-删除的内容标记成这样。
+加入的内容标记成这样。
 行号 1:
+这里是[http://mitpress.mit.edu/sicp/full-text/book/book.html Structure and Interpretation of Computer Programs, 2nd Edition]这本书中的Lisp代码的Python实现。
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-== The Elements of Programming ==
=== Expressions ===
{{{
486
}}}
{{{#!python
486
}}}
{{{
(+ 137 349)
486
(- 1000 334)
666
(* 5 99)
495
(/ 10 5)
2
(+ 2.7 10)
12.7
}}}
{{{#!python
137 + 349
1000 - 334
5 * 99
10 / 5
2.7 + 10
}}}
{{{
(+ 21 35 12 7)
75
+[[Include(/SICP的Python实现1.1)]]
[[Include(/SICP的Python实现1.2)]]
[[Include(/SICP的Python实现1.3)]]
= Building Abstractions with Data =
= Modularity, Objects, and State =
= Metalinguistic Abstraction =
= Computing with Register Machines =
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+行号 14:
-(* 25 4 12)
1200
}}}
{{{#!python
21 + 35 + 12 + 7
25 * 4 * 12
}}}
或者{{{
reduce(int.__add__, [21, 35, 12, 7])
reduce(int.__mul__, [25, 4, 12])
}}}
{{{
(+ (* 3 5) (- 10 6))
19
}}}
{{{#!python
(3 * 5) + (10 - 6)
}}}
{{{
(+ (* 3
      (+ (* 2 4)
         (+ 3 5)))
   (+ (- 10 7)
      6))
}}}
{{{#!python
(3*((2*4)+(3+5)))) + ((10-7)+6)
}}}

            1.1.2  Naming and the Environment
            1.1.3  Evaluating Combinations
            1.1.4  Compound Procedures
            1.1.5  The Substitution Model for Procedure Application
            1.1.6  Conditional Expressions and Predicates
            1.1.7  Example: Square Roots by Newton's Method
            1.1.8  Procedures as Black-Box Abstractions
        1.2  Procedures and the Processes They Generate
            1.2.1  Linear Recursion and Iteration
            1.2.2  Tree Recursion
            1.2.3  Orders of Growth
            1.2.4  Exponentiation
            1.2.5  Greatest Common Divisors
            1.2.6  Example: Testing for Primality
        1.3  Formulating Abstractions with Higher-Order Procedures
            1.3.1  Procedures as Arguments
            1.3.2  Constructing Procedures Using Lambda
            1.3.3  Procedures as General Methods
            1.3.4  Procedures as Returned Values
+[[Navigation(children)]]

"SICP的Python实现"版本比较

Building Abstractions with Procedures

Building Abstractions with Data

Modularity, Objects, and State

Metalinguistic Abstraction

Computing with Register Machines