Mathematical programs | ru |
Expression parser of strings like sin(pi/4) is written in c++, javascript, java and php. It is also possible to create functions x0+2*sin(pi*x1) for further calculations.
Combinations and permutations enumeration program is written in c++, java and javascript.
Scientific calculator is written on c++, java and javascript.
Plotter draws graphs online in standard y(x), polar r(a) or parametric x(t), y(t) coordinates. Program is written on c++, java and javascript.
Fractals screensaver which draws nice fractal pictures. Program is written on c++ and java.
C++
Big numbers library of c++ classes to perform operations with big signed and unsigned integers of arbitrary precision. Template class Fraction presents rational numbers.
Library for working with cgi. A library to automatically reading cgi and cookie input parameters.
Library for working with excel files. Creation, deleting, editing of xls files, without #import instruction.
Matrix library If you need work with matrices this program for you. I've wrote c++ class Matrix and define simple operations which are addition, subtraction, multiplication, division etc. It's not a program it just c++ code.
Memory library Helper c++ template class for the automatic allocation and deallocation of memory for the one, two or three dimensional array.