changelog

Enter your data into the calculator and click Submit. You can also change the type of the caluclator in the second row of the menu.
The calculators are divided into several groups, the description is available if you move your mouse on the name of each group (the first row of the menu).

Second order linear differential equations

Equation:        y'' +  y' + y =      

You can use Preview and Edit buttons for entering the right hand side

Method

variation of constants
undetermined coefficients

History
MAW-lde2