MathFunctions.XLL

• LMSE and Minimax rational polynomial fit
• Rational polynomial evaluation
• Complex roots of polynomials
• Inverse polynomial fit
• 1D and 2D interpolation: linear-linear, log-linear, linear-log, and log-linear
• Newton-Gregory forward polynomial interpolation
• Cubic Spline interpolation
• FFT and Inverse FFT (both real and complex)
• FFT window functions
• Gaussian Quadrature formulae
• Integration by Trapezoidal or Simpson's rule; data can be non-uniformly spaced
• Windowed average
• Greatest Common Factor and Least Common Denominator
• Prime factorization and prime testing
• Base conversion
• B-spline basis functions
• Rational approximations to double precision floating point numbers
• Match functions independent of sort order: find index of nearest value to, nearest value greater than, or nearest value less than a desired value
• Uniform and Gaussian random number generators
• Vector operations: cross product, dot product, angle, projection, rejection, interleave
• Multiple precision integer operations
• Addition, subtraction, multiplication, division, and comparison
• Base conversion (base 2 - 64)
• Bitwise and ("&"), or ("|"), and exclusive or ("^")
• Bit and/or digit order reversal

A user manual and example workbooks with plots are included.

Q U I E T S O F T™ . P R O D U C T . S Y S T E M . R E Q U I R E M E N T S
The hardware and software necessary to support this QuietSoft™ product is described on our system requirements page.