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SOLUTIONS
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MATHEMATICA 指南
表达式
Mathematica 的基本核心思想是所有对象——数据、程序、公式、图形、文档——都可以用符号表达式来表示. 这个统一概念构成了 Mathematica 的符号编程模式,使更多独特的 Mathematica 语言和系统成为可能.
精选实例精选实例 |
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Analyze Words in a Block of Text
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Automatically Parallelize Computations
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Combine Integrated Data Sources for Accurate Molecular Renderings
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Compare Two Fits in an Optimization Problem
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Create Tables of Results in Parallel
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Emulate a Touch-Tone Dialer
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Expression Trees
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Find Successive Nearest Words in Text
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Generate and Display Elements in a Lattice
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Graph Layouts
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Import XML as Symbolic Expressions
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Localize Variables with Block
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Rapidly Search the Human Genome
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Selection Sort Algorithm
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Structure of the Web
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Use Any Expression with a Function
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Use Dynamic Objects as Input
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Use Rules Iteratively
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Use Wrappers to Annotate Events
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Visualize the Evolution of a Turing Machine
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Word Length Distribution in Various Languages
参考资料参考资料
表达式结构 »
FullForm — 表达式的完全形式,没有精简语法
TreeForm ▪ Head ▪ Length ▪ Depth ▪ Symbol ▪ ...
转换表达式 »
expr/.rules — 表达式中的模式替代
应用函数 »
Map, Apply — 映射、作用一个函数到任意表达式的任意层上
表达式测试 »
SameQ (===) ▪ FreeQ ▪ MemberQ ▪ NumberQ ▪ OrderedQ ▪ ...
部分表达式 »
Part (..[[..]]) — 提取表达式的部分,重设用![]()
Position ▪ ReplacePart ▪ MapAt ▪ Delete ▪ ...
Cases — 找出表达式中匹配模式的元素
表达式的结构操作 »
Flatten ▪ Thread ▪ Distribute ▪ FlattenAt ▪ Append ▪ ...
控制表达式计算 »
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