On Wed, 2 Sep 2009, Mikie wrote: > > Here is a proc(Mupad) I wrote for showing the steps in completing the > square for a quad > ---------------------------------------------------- > //Completing the Square Method of solving quadratic equation > quad:= proc(co1,co2,co3) > local a,b,c,eq1,q1,Lcoef,half2,eq2,eq3,op1,op2,op3, > eq1a,eq1b,eq1c,eq4,eq5,eq6,r1,sol1,sol2; > begin; > eq1:=co1*x^2+co2*x+co3=0; > eq2:=(eq1/co1); > q1:=[coeff(lhs(eq2))]; > Lcoef:=q1[2]; > op1:= op(lhs(eq2)); op2:=op(op1,3); > eq1a := subs(R1 + R2 = R3, R1=op(op1,1), > R2 =op(op1,2),R3 = -op2, Unsimplified); > half2:=(Lcoef/2)^2; > a := lhs(eq1a); b:=rhs(eq1a); > eq1b:= subs(R4 + R5 + R6 = R7 + R8, R4 =op(a,1), > R5 = op(a,2), R6 = half2, R7=b,R8 = half2,Unsimplified); > eq3:=eq2-q1[3]; > eq4:=eq3+half2; > eq5:= (x+Lcoef/2)^2=rhs(eq4); > eq6:= x+Lcoef/2=sqrt(rhs(eq5)); > eq6a:= x+Lcoef/2=-sqrt(rhs(eq5)); > sol1:=eq6-Lcoef/2;sol2:=x=rhs(-eq6-Lcoef/2); > ---------------------------------- > I need rhs, lhs, op, coef, subs, etc. Are any of these functions in > Sage or Maxima? > Thanx
I bet they all are, but to know you'd have to find out what they mean. - Robert --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-support URLs: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---
