“cpp/numeric/ratio/ratio subtract”的版本间的差异

来自cppreference.com
< cpp‎ | numeric‎ | ratio
(r2.7.3) (机器人添加:de, en, es, fr, it, ja, pt, ru)
(Use {{lc}}. Update links. Various fixes.)
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{{cpp/title | ratio_subtract}}
 
{{cpp/title | ratio_subtract}}
 
{{cpp/numeric/ratio/navbar}}
 
{{cpp/numeric/ratio/navbar}}
{{ddcl list begin}}
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{{begin}}
{{ddcl list header | ratio}}
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{{header | ratio}}
{{ddcl list item | 1=
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{{| 1=
 
template< class R1, class R2 >
 
template< class R1, class R2 >
 
using ratio_subtract = /* unspecified */;
 
using ratio_subtract = /* unspecified */;
 
}}
 
}}
{{ddcl list end}}
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{{end}}
  
{{tr|模板别名{{tt|std::ratio_subtract}}表示{{c|std::ratio}}的实例所代表的两个精确合理的分数相减的​​结果{{tt|R1}}和{{tt|R2}},结果一个{{c|std::ratio}}例如{{tt|std::ratio<Num, Denom>}}其中{{c|1=Num == R1::num * R2::den - R2::num * R1::den}}和{{c|1=Denom == R1::den * R2::den}}.|The template alias {{tt|std::ratio_subtract}} denotes the result of subtracting two exact rational fractions represented by the {{c|std::ratio}} instances {{tt|R1}} and {{tt|R2}}. The result a {{c|std::ratio}} instance {{tt|std::ratio<Num, Denom>}} where {{c|1=Num == R1::num * R2::den - R2::num * R1::den}} and {{c|1=Denom == R1::den * R2::den}}.}}
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{{tr|模板别名{{tt|std::ratio_subtract}}表示{{|std::ratio}}的实例所代表的两个精确合理的分数相减的​​结果{{tt|R1}}和{{tt|R2}},结果一个{{|std::ratio}}例如{{tt|std::ratio<Num, Denom>}}其中{{c|1=Num == R1::num * R2::den - R2::num * R1::den}}和{{c|1=Denom == R1::den * R2::den}}.|The template alias {{tt|std::ratio_subtract}} denotes the result of subtracting two exact rational fractions represented by the {{|std::ratio}} instances {{tt|R1}} and {{tt|R2}}. The result a {{|std::ratio}} instance {{tt|std::ratio<Num, Denom>}} where {{c|1=Num == R1::num * R2::den - R2::num * R1::den}} and {{c|1=Denom == R1::den * R2::den}}.}}
  
 
===会员类型===
 
===会员类型===
{{dcl list begin}}
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{{begin}}
{{dcl list hitem |{{tr| 会员类型 | Member type }}| Definition}}
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{{hitem |{{tr| 会员类型 | Member type }}| Definition}}
{{dcl list item | {{tt|type}} | {{c|std::ratio<num, den>}}}}
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{{| {{tt|type}} | {{c|std::ratio<num, den>}}}}
{{dcl list end}}
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{{end}}
  
 
===会员常数===
 
===会员常数===
{{dcl list begin}}
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{{begin}}
{{dcl list mem sconst | nolink=true | num |{{tr| {{c|constexpr}}类型的值{{c|std::intmax_t}}等于{{tt|sign(Num) * sign(Denom) * abs(Num) / gcd(Num, Denom)}} | {{c|constexpr}} value of type {{c|std::intmax_t}} equal to {{tt|sign(Num) * sign(Denom) * abs(Num) / gcd(Num, Denom)}} }}}}
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{{mem sconst | nolink=true | num |{{tr| {{c|constexpr}}类型的值{{|std::intmax_t}}等于{{tt|sign(Num) * sign(Denom) * abs(Num) / gcd(Num, Denom)}} | {{c|constexpr}} value of type {{|std::intmax_t}} equal to {{tt|sign(Num) * sign(Denom) * abs(Num) / gcd(Num, Denom)}} }}}}
{{dcl list mem sconst | nolink=true | den |{{tr| {{c|constexpr}}类型的值{{c|std::intmax_t}}等于{{tt|abs(Denom) / gcd(Num, Denom)}} | {{c|constexpr}} value of type {{c|std::intmax_t}} equal to {{tt|abs(Denom) / gcd(Num, Denom)}} }}}}
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{{mem sconst | nolink=true | den |{{tr| {{c|constexpr}}类型的值{{|std::intmax_t}}等于{{tt|abs(Denom) / gcd(Num, Denom)}} | {{c|constexpr}} value of type {{|std::intmax_t}} equal to {{tt|abs(Denom) / gcd(Num, Denom)}} }}}}
{{dcl list end}}
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{{end}}
  
 
===为例===
 
===为例===

2013年7月2日 (二) 10:26的版本