Euler's formula - Wikipedia
https://en.wikipedia.org/wiki/Euler's_formulaEuler's formula, named after Leonhard Euler, is a mathematical formula in complex analysis that establishes the fundamental relationship between the trigonometric functions and the complex exponential function.Euler's formula states that for any real number x: = + , where e is the base of the natural logarithm, i is the imaginary unit, and cos and sin are the trigonometric functions ...
Online calculator: Euler method - PLANETCALC
https://planetcalc.com/8393Euler method. You can use this calculator to solve first degree differential equations with a given initial value, using Euler's method. You enter the right side of the equation f (x,y) in the y' field below. and the point for which you want to approximate the value. The last parameter of the method – a step size – is literally a step along ...
use Euler method y' = -2 x y, y(1) = 2, from 1 to 5 ...
https://www.wolframalpha.com/input/?i=use+Euler+method+y'+=+-2+x+y,+y(1...Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, engineering, mathematics, linguistics, sports, ... use Euler method y' = -2 x y, y(1) = 2, from 1 to 5.