def main(exp,x,y,y1=0,y2=0,y3=0):
if(not('x' in exp) and not('y' in exp) and not('y\'' in exp) and not('y\'\'' in exp) and not('y\'\'\'' in exp)):
return float(exp)
if(exp[0]=='-'):
exp='0'+exp
if('(-' in exp):
exp=exp.replace('(-','(0-')
temp=[]
temp=extract.argumentSeparator(exp)
postfixStr=[]
postfixStr=extract.convert_infix(temp)
for i in range(0,len(postfixStr)):
if(postfixStr[i]=='x'):
postfixStr[i]=x
if(postfixStr[i]=='y'):
postfixStr[i]=y
if(postfixStr[i]=='y\''):
postfixStr[i]=y1
if(postfixStr[i]=='y\'\''):
postfixStr[i]=y2
if(postfixStr[i]=='y\'\'\''):
postfixStr[i]=y3
finalVal=extract.PostfixEval(postfixStr)
return finalVal
def CallDiff(exp,var):
res=extract.argumentSeparator(exp)
res=differentiation(extract.convert_infix(res),var)
res= extract.post_infix(res)
return res