Extcalc is a multifunctional C++ / Qt / OpenGL graphic scientific calculator.
Scientific calculator Extcalc is designed to use with maximum performance all of the capabilities of modern computers to perform mathematical calculations of any complexity.
Extcalc is partly customizable user interface and many settings, all basic functionality is distributed across the tabs.
Extcalc using the algorithm of syntactic analysis (parser-algorithm) supports calculating all standard mathematical operations are supported using special functions (integration, differentiation, logarithms, etc) and much more…
In the calculator Extcalc is the possibility of drawing various 2D and 3D graphics (with OpenGL Acceleration) and subsequent functional analysis for all supported types of graphs.
Extcalc is a console version in a separate project concalc, one of the features of the calculator is to support scripts written in C (C) like (C-like) programming language.
License: GNU General Public License version 2.0 (GPLv2)