Parse and evaluate math expressions on-the-fly. USPExpress Math Parser is a component aimed to parse and evaluate scientific, engineering and mathematical expressions. It is easy-to-use, fast and lightweight, yet enterprise-level expression parsing tool and you can use it in your .NET, C#, Visual Basic, C++, Delphi or Fortran applications. USPExpress Math Parser has an extensive set of built-in functions such as Trigonometrical, Logarithmical and exponential, Logical functions and more. Source code is available for USPExpress .NET.