How to solve this logistic differential in sage? y=function('y')(x) (b,r,y0)=(30,0.8,1.5) de=diff(y,x)==ry((1-y)/b) # logistic equation soln=desolve(de,y,ics=[0,y0]) mathematica solution is: y(x)=(bexp(rx)y0)/(exp(rx)*y0-y0+b)
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