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interval.sourceforge.net/java/ia_math

a 100% Java, verifiable implementation of interval arithmetic operations and constraint contractors for the arithmetic operations and elementary functions (exp,log,sin,cos,tan,asin,acos,atan,sin2pi,...)

Source code

net.sourceforge.interval.ia_math.* -- browse source code
javadoc for ia_math

Download

Source files (tgz) or (jar)
Class files: ia_math.jar
ia_math licence (zlib/png)

Applications

iaeval -- an interval evaluation gui in JScheme (formerly silk scheme) using ia_math

Related papers

"Interval Constraint Plotting for Interactive Visual Exploration of Implicitly Defined Relations"
T. Hickey, Z. Qiu, and M.H. van Emden
Reliable Computing Vol. 6, No. 1, 2000,
as part of a special issue on Reliable Geometric Computations,

Last modified 2003 December 08