Graphulator - Graphing Calculator - with Numerical Calculus. Graphulator is a numerical graphing calculator for 2 or 3 variable equations.. online graphing calculator, graphing calculator, graphing, graphic, graphics, chart, calculator, calc, calculus, mathematics, arithmetic, calculator graphics, best calculator, 3d, 3D, 3d calculator, 3d graphing calculator, embed tags, embed calculator, numerical graphing calculator, numerical calculator, numerical, analysis, numerical analysis, variables, three variables, two variables, 3 variables, 2 variables, non function , non-function, no function, not a function, function, functions, non functions, non-functions, y = x ^ 2, x ^ 2 + y ^ 2, x^2, y^2, z^2, x^3, y^3, z^3, x^4, y^4, z^4, x^5, y^5, z^5, x^6, y^6, z^6