Wrong cosine output

[Former user]

Originally reported on Google Code with ID 419

What steps will reproduce the problem?
1.Type cos(90)
2.
3.

What is the expected output? What do you see instead?
Expect: 0 . Result: -0.44807361612917015237

What version of the product are you using? On what operating system?
0.10.1 
Windows 7 Home edition

Please provide any additional information below.
Also wrong with other angles, f.ex. cos(1) etc.

Reported by Ororeivis on 2012-11-26 09:33:13

[Former user]

Did you switch the angle unit to Degree? The default unit is Radian and the output you
provided looks like you have calculated cos for 90 rad (and it's correct).

Reported by wesand on 2012-12-13 08:41:43

[Former user]

Solved! It was my fault, I had to switch to angle unit.
Thanx

Reported by Ororeivis on 2012-12-13 11:04:43

[Former user]

Reported by helder.pereira.correia on 2012-12-13 21:17:47 - Status changed: Invalid