Eval (legacy) 2.2
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ABOUT Eval (legacy)
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An advanced scientific calculator with support for complex numbers and fractions. Free graphing calculator also available.
Features:- Complex (imaginary) numbers (a+bi or polar form)- Probability distribution functions (binomial, chi-square, Gaussian (normal), geometric, inverse Gaussian, Poisson, Student-T PDF)- Cumulative PDFs (CDF)- Numbers stored internally as fractions- Mixed/improper fractions- Function integrals and numerical derivatives- Live Calculation: evaluate expressions as they are entered- Trigonometric functions for complex numbers- nCr and nPr (Combinations and permutations)- Degrees, radians, or gradians- Haptic feedback- Unlimited expression history- Physical and chemical constants- User-defined variables
NOTES:- To change the display mode (fraction, polar, etc.), click on an evaluation.- To use internal fractions, press the Divide [÷] key instead of entering decimals. For example, press [1][÷][4] instead of 0.25.- Improper fraction mode will display mixed fractions if they're approximated. It will only display improper fractions when they can be used internally.- Decimals up to 5 places will be converted to internal fractions.