finite difference freeware downloads

WDSolve

1.0.10 Beta freeware download

... on the Wave Digital method, leading to explicit finite difference schemes with superior stability properties. ...

FvWoP

1.2.0.5 freeware download

Full-vectoral (vectorial) wave-optics beam propagator for optical waveguides that solves for beams of horizontal and vertical polarizations. Create your own optical waveguide structure using the graphical ...

HeWoP for Waveguides

3.0 freeware download

Use this software to create a waveguide structure, define an input beam, specify a waveguide length, then use one mouse click to propagate the beam to ...