Beltrami Equation Solver Screenshot

is an application program for Linux which can also be used in Windows/macOS via a hypervisor.

reads a user-defined text file defining a Beltrami coefficient (in the disk, half-plane or plane) and solves the corresponding Beltrami equation, representing the solution graphically. The user may download the numerical data of the calculated triangulation.

Beltrami Equation Solver screenshot


  • Download the Linux executable and copy it to wherever you want (no other installation is required, except that it may be necessary to execute chmod +x ./beltrami before the first use).

    MD5 checksum: 56209245c75f67c1b0fcf737ec2af93f

    To run it, either (1) locate the file in a file manager and double-click on the image, or (2) open a terminal, navigate via cd to the directory containing the file and type ./beltrami

  • Instructions for Windows/macOS users

    User's Manual

  • A beautifully written pdf document


  • A zip file of sample Beltrami coefficients (the examples described in the documentation): unpack and save the included directory as ./examples/ where ./ is where you put ./beltrami

    Contact us

  • We will gladly receive your comments and/or bug reports, at mike [@] or hirokazu.shimauchi [@]


  • is provided at no cost and on an "as is" basis, without warranty of any kind. The programmer will be in no event liable for any kind of damage or loss caused by the program, which you use at your own risk.