how can I simplify the following equation in MATLAB?

Question

sayan chakraborty 2016-6-5

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此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/287806-how-can-i-simplify-the-following-equation-in-matlab

回答： Star Strider 2016-6-5

363980279322033920/3639802793220339 - (363980279322033920*exp(-2750*t)*(cosh((2^(1/2)*12600542294779661^(1/2)*t)/65536) + (90112000*2^(1/2)*12600542294779661^(1/2)*sinh((2^(1/2)*12600542294779661^(1/2)*t)/65536))/12600542294779661))/3639802793220339

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Answer 1

Star Strider 2016-6-5

0
链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/287806-how-can-i-simplify-the-following-equation-in-matlab#answer_224500

在 MATLAB Online 中打开

syms t
Eqn = 363980279322033920/3639802793220339 - (363980279322033920*exp(-2750*t)*(cosh((2^(1/2)*12600542294779661^(1/2)*t)/65536) + (90112000*2^(1/2)*12600542294779661^(1/2)*sinh((2^(1/2)*12600542294779661^(1/2)*t)/65536))/12600542294779661))/3639802793220339;
Result = vpa(simplify(Eqn, 'steps',10), 7)
Result =
100.0*exp(-2750.0*t)*(0.06764003*exp(-2422.31*t) - 1.06764*exp(2422.31*t)) + 100.0