Given-Find method problem

[Ricky]

Hi,

I have a problem with the given - find method.

I have an error "This variable is undefined" and i don't know why. Any ideas?

My mathcad version is 14.

[ValeryOchkov · Accepted solution]

[ValeryOchkov]

And second!

Do not use j:=sqrt(-1) - use not j but 1j or 1i by input a complex number!

[ValeryOchkov]

And 3-d

[Ricky]

Ok, big thx for help 🙂 .

[ValeryOchkov]

You welcome!

I think better use for this task Mathcad Prime.

Why?

1 Prime has new format for complex number

[ValeryOchkov]

2. We can use in Prime differenf units in vectors and matrixes.

One example