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JFormula 2.8 - Math expressions API

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We are glad to announce the availability of JFormula 2.8 :

JFormula is an API for evaluating mathematical expressions. This release fixes a bug while using function with function arguments. The user can know the expression symbols before evaluating the expression. A new data structure has been added for "list of".


Download :


Features :

  • Decimal, string, boolean operators (or, and, not, xor...)
  • Unicode
  • Boolean expression support : (AC), (A or B) and not ( C equals D )
  • String expression support : "abc" != "cba"
  • IF THEN ELSE expression
  • Short expression format : 2x+3y
  • Variable : A=(cos(PI + x )*2) + [y-x]^2
  • Multiple lines expression : A = 1 B = A + 1 ...
  • Functions with decimal, boolean or string arguments
  • Evaluation tree produced by a pluggable parsing system
  • Evaluation optimization for symbol value changes
  • Standard library with 24 mathematical functions
  • Delegate for resolving unknown functions or symbols
  • Extend or add a new library dynamically
  • Share multiple formula context
  • Override any functions from the current library by your one
  • Support for multithreaded computing
  • Many samples (library extension, graphes) for API interesting parts
  • JDK 1.1 compliant (tested on JDK1.1.8 and JDK1.4.2)

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