
Parameters=a1,b1,db1,a2,b2,db2,a3,b3,db3,y0

Number of parameters=10

Expression = {16*A1/DB1*(X-B1)/(3+4*(X-B1)^2/DB1^2)^2+1.65*A2/DB2*(X-B2)*EXP(-2*(X-B2)^2/DB2^2)+16*A3/DB3*(X-B3)/(3+4*(X-B3)^2/DB3^2)^2+Y0}
