mathematical freeware

LeoCalculator is an application for performing calculation of mathematical expressions these could include not only basic operations but also functions and brackets. LeoCalculator also permits to use of predefined variables.

JPEG to PDF is one freeware from www.jpegtopdf.com, it can help you, it is one small converter that can instantly convert JPEG images into PDF files, it is one standalone program and does not require Adobe Acrobat or Acrobat Reader.

EquationsPro is a chemical engineering,mathematical and chemistry program. Software suitable for chemistry,chemical engineering students and professionals. Solves 400+ chemical/electrical/mechcanical engineering, physics, and mathematical equations. Contains 200+ unit conversions & more.

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College Scientific Calculator 45 for scientists, engineers, teachers, and students. Calculates mathematical formulas of any length and complexity. Calculation history can be stored into text file or printed. There are ten variables or constants available for storing often used numbers. Common Constants and User Constants lists. Precision of calculations is 45 digits. Trigonometric, hyperbolic and inverse functions.

College Scientific Calculator 36 for scientists, engineers, teachers, and students. Calculates mathematical formulas of any length and complexity. Calculation history can be stored into text file or printed. There are ten variables or constants available for storing often used numbers. Common Constants and User Constants lists. Precision of calculations is 36 digits. Trigonometric, hyperbolic and inverse functions.

College Scientific Calculator 27 for scientists, engineers, teachers, and students. Calculates mathematical formulas of any length and complexity. Calculation history can be stored into text file or printed. There are ten variables or constants available for storing often used numbers. Common Constants and User Constants lists. Precision of calculations is 27 digits. Trigonometric, hyperbolic and inverse functions.

ChemMaths is a chemical engineering,mathematical and chemistry program. Software suitable for chemistry,chemical engineering students and professionals.Contains information on 3000+ chemical compounds,allows predition of chemical compound properties,critical constants, thermodynamic properties etc,periodic table, solves 400+ chemical/electrical/mechcanical engineering, phyics, and mathematical equations. Contains 200+ unit conversions & more.

Surface Explorer 3D plots mathematical surfaces in 3D. User defined surface equations can be explicit, implicit, or parametric. Surface and color equations are specified by user. Can export to clipboard, VRML, POV, DXF, printer. C++ source code included. Freeware.