.Modelica.Math

Information

This package contains basic mathematical functions (such as sin(..)), as well as functions operating on vectors, matrices, nonlinear functions, and Boolean vectors.

Main Authors

Martin Otter and Marcus Baur
Deutsches Zentrum für Luft- und Raumfahrt e.V. (DLR)
Institut für Systemdynamik und Regelungstechnik (DLR-SR)
Forschungszentrum Oberpfaffenhofen
D-82234 Wessling
Germany
email: Martin.Otter@dlr.de

Copyright © 1998-2019, Modelica Association and contributors

Contents

Name	Description
Vectors	Library of functions operating on vectors
BooleanVectors	Library of functions operating on Boolean vectors
Matrices	Library of functions operating on matrices
Nonlinear	Library of functions operating on nonlinear equations
Random	Library of functions for generating random numbers
Distributions	Library of distribution functions
Special	Library of special mathematical functions
FastFourierTransform	Library of functions for the Fast Fourier Transform (FFT)
Icons	Icons for Math
isEqual	Determine if two Real scalars are numerically identical
isPowerOf2	Determine if the integer input is a power of 2
sin	Sine
cos	Cosine
tan	Tangent (u shall not be -pi/2, pi/2, 3*pi/2, ...)
asin	Inverse sine (-1 <= u <= 1)
acos	Inverse cosine (-1 <= u <= 1)
atan	Inverse tangent
atan2	Four quadrant inverse tangent
atan3	Four quadrant inverse tangent (select solution that is closest to given angle y0)
sinh	Hyperbolic sine
cosh	Hyperbolic cosine
tanh	Hyperbolic tangent
asinh	Inverse of sinh (area hyperbolic sine)
acosh	Inverse of cosh (area hyperbolic cosine)
exp	Exponential, base e
log	Natural (base e) logarithm (u shall be > 0)
log10	Base 10 logarithm (u shall be > 0)
wrapAngle	Wrap angle to interval ]-pi,pi] or [0,2*pi[
baseIcon1	This icon will be removed in future Modelica versions, use Modelica.Math.Icons.AxisLeft instead.
baseIcon2	This icon will be removed in future Modelica versions, use Modelica.Math.Icons.AxisCenter instead.
tempInterpol1	Temporary function for linear interpolation (will be removed)
tempInterpol2	Temporary function for vectorized linear interpolation (will be removed)

Revisions

• August 24, 2016 by Christian Kral: added wrapAngle
• October 21, 2002 by Martin Otter and Christian Schweiger:
  Function tempInterpol2 added.
• Oct. 24, 1999 by Martin Otter:
  Icons for icon and diagram level introduced.
• June 30, 1999 by Martin Otter:
  Realized.