Unrecognized function or variable 'ode89'.
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Error in TASKA (line 18) [t,y]= ode89(f,[ti tf],[A0;B0;P0]);
回答（1 个）
Cris LaPierre
2022-3-6
0 个投票
This function does not exist in R2021a. It was introduced in R2021b. You must update your version of MATLAB to use it.
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2022-3-6
2022-3-6
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