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// protected |
// protected |
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/** Implementation of ex::diff() for a sum. It differentiates each term. |
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* @see ex::diff */ |
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ex add::derivative(const symbol & s) const |
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{ |
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// D(a+b+c)=D(a)+D(b)+D(c) |
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return (new add(diffchildren(s)))->setflag(status_flags::dynallocated); |
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} |
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int add::compare_same_type(const basic & other) const |
int add::compare_same_type(const basic & other) const |
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{ |
{ |
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return inherited::compare_same_type(other); |
return inherited::compare_same_type(other); |
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