What's wrong with the mathematical functions?

[f_m_fmbg]

What browsers show this problem?
Firefox
Example:

[f_m_fmbg]

[f_m_fmbg]

[bh]

Our trig functions use degrees, not radians.

[r4356th]

Any way of using radians? Thank you.

[bh]

@r4356th

Any way of using radians?

Sure, just multiply the number of radians by 180/π.

[r4356th]

Thank you.

[f_m_fmbg]

@bh

multiply the number of radians by 180/π.

Ah! Thank you!