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4Â¥: Originally posted by wurongjun at 2015-07-04 05:58:51
ÕýÈ·ÔËËãûÓÐÎÊÌâ!
>> syms z
>> limit((cosh(z)-1)/z/sinh(z),z,0)
ans =
1/2
>>

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wurongjun

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feixiaolin: ½ð±Ò+2 2015-07-04 18:06:11
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7Â¥: Originally posted by Àä±ùhh at 2015-07-04 16:56:51
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