belisarius has settled
Reputation
88,495
825/400 score
 Jul 6 answered Reduce Inequality Jul 6 revised Reduce Inequality deleted 101 characters in body Jul 6 comment Reduce Inequality Please edit your question and add the code there. Thank you. Jul 6 comment Reduce Inequality This is your fourth question and you never posted a single line in the Mathematica language. Please stop posting just TeX and formulas. Jul 6 revised Fitting - Exponential added 39 characters in body Jul 6 revised Fitting - Exponential deleted 1 character in body Jul 6 revised Fitting - Exponential added 136 characters in body Jul 6 comment Non-autonomous Dynamical system Sliding mode controller Error Welcome to Mathematica.SE! I suggest the following: 0) Browse the common pitfalls question 1) As you receive help, try to give it too, by answering questions in your area of expertise. 2) Read the faq! 3) When you see good questions and answers, vote them up by clicking the gray triangles, because the credibility of the system is based on the reputation gained by users sharing their knowledge. Also, please remember to accept the answer, if any, that solves your problem, by clicking the checkmark sign! Jul 6 comment How to declare a function as real in order to get rid of Conjugate in front of the expressions? You probably meant \$Assumptions Jul 6 revised Non-autonomous Dynamical system Sliding mode controller Error added 24 characters in body Jul 6 answered Non-autonomous Dynamical system Sliding mode controller Error Jul 6 revised Ndsolve problem with Sign added 6 characters in body Jul 6 answered Ndsolve problem with Sign Jul 6 revised Ndsolve problem with Sign added 3 characters in body Jul 6 revised What is wrong with this simple FindRoot? deleted 139 characters in body Jul 6 revised Solving a differential equation with NDSolve and plotting it WITH the use of Manipulate deleted 9 characters in body Jul 5 comment Minimax for conditioned UnitStep functions I can't understand "a and b shall try to maximize the value of the function; c and d shall try to minimize the value of the function." Jul 5 revised Minimax for conditioned UnitStep functions deleted 53 characters in body Jul 4 comment First Plot misses the Show Try for example g5 = ContourPlot[Cos[x] Sin[y], {x, 0, 2 Pi}, {y, 0, 2 Pi}] /. x : RGBColor[__] :> Sequence[x, Opacity[.5]] Jul 4 awarded Good Answer