Extracted from Pike v7.3 release 45 at 2002-06-04.
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Math
Math.Angle
· `==()
· `-()
· `/()
· `*()
· `%()
· `+()
· about_face()
· add()
· cast()
· clone_me()
· cos()
· create()
· degree()
· format_dms()
· get()
· gon()
· `>()
· __hash()
· left_face()
· `<()
· minute()
· rad()
· right_face()
· second()
· set()
· set_degree()
· set_dms()
· set_gon()
· set_rad()
· sin()
· _sprintf()
· subtract()
· tan()
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Method Math.Angle()->left_face()

Method left_face

void Math.Angle()->left_face()

Description

Turns the direction of the angle a quarter of a turn to the left. Equal to 

add(90,"deg")
.