A four bar mechanism is composed of four links. if s is the smallest link, l the longest and p,q are the length of the other links. Grashof states that, in order that one of the link is a crank we have to satisfy s+l <= p+q
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Remove the Zero
Approximation of Pi
Replace values under a limit
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