In class 9,theorem 8.9that ABCDis not a triangle. You write it a triangle.
i did not understand this portion of flow chart that how output igst can be adjusted with input sgst nd input cgst?
if a,b,c are in h.p ;b,c,d are in g.p ; c,d,e are in a.p show e=ab^2/(2a-b)*(2a-b)