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Question: Inverse Laplace transform on Maple 2023 broken

Question:Inverse Laplace transform on Maple 2023 broken

Rouben Rostamian 7938 Maple 2023
inverse laplace inverse-transform
October 19 2023
2

Maple thinks the inverse Laplace transform of 1/(s+a) is exp(a*t).  It should be exp(−a*t).

This used to work correctly in Maple 2022.  Something got messed up in 2023.

> 

restart;
> 

kernelopts(version);

`Maple 2023.1, X86 64 LINUX, Jul 07 2023, Build ID 1723669`

> 

with(inttrans):
> 

exp(-a*t);

exp(-a*t)

> 

laplace(%, t, s);

1/(s+a)

> 

invlaplace(%, s, t);

exp(a*t)

 

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