# XPP Help

## Command line calls

## Writing ODE files

## Reserved words and functions

## Example ODE files

## Using the browser

## Using the animator

## AUTO

## Common commands

## Menu items

### (I)nitialconds | Initial conditions/Integration
### (C)ontinue | Continue an integration longer
### (N)ullcline | Draw Nullclines
### (D)ir.field/flow | Direction fields and flows
### (W)indow/zoom | Window and Zoom
### ph(A)sespace | Setting up toroidal phase-spaces
### (K)inescope | Making movies
### (G)raphic stuff | Graphics settings, keeping curves
### n(U)merics | Numerical settings/Post processing data, Poincare maps, etc
### (F)ile | Editing, saving, calculator,quitting, etc
### (P)arameters | Set problem parameters
### (E)rase | Erasing the screen
### (M)akewindow | Multiple windows
### (T)ext,etc | Drawing text and other objects in a window
### (S)ing pts | Computing fixed points and stability
### (V)iewaxes | Setting 2D and 3D views
### (X)i vs t | Plot a variable versus time
### (R)estore | Redrawing the window
### (3)d-params | Three-d parameters
### (B)ndryval | Running the boundary-value solver