Exponential with matrix as exponent calculation error: Save your work and restart the application

[Cornel]

Hi,

Matlab result:

[Cornel]

What I also see is this:

But of course, the j must be there

[Cornel · Accepted solution]

Hm,, I think I found a way:
By using this

But others opinions are welcome

[Cornel]

But anyway, can someone spot why is not possible to run with j:

While without j is possible:

[Cornel]