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A graphing calculator that's both powerful and easy to use.
...Display options are also available, including a dark / light theme for optimal visibility from a projector.
Photon's primary goal is to be easy to use while retaining a feature-rich design. VB Gadgets brings you Photon - a parametric graphing calculator.
Ongoing development of a fast, accurate, and eventually parallel, numerical solver that is currently specific to differential equations of the Riccati variant.