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  • University Of KwaZulu-Natal (UKZN)
  • Electrical Engineering (MATLAB)
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Lecture notes Electrical Engineering (MATLAB)

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2022/2023 Written for academic year
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University Of KwaZulu-Natal (UKZN)
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Electrical Engineering (MATLAB)
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Array using MATLAB plot graphs using doing math and using mathematical function using MATLAB

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University of KwaZulu-Natal
School of Engineering
Howard College Campus

Electrical Design 1
(ENEL 1ED H2)

Introduction to Matlab

, Introduction


Mathematical Functions

In mathematics, a function is an expression that accepts
one or more input values and calculates results from them.

One of the Matlab’s greatest strength is that it comes with
an incredible variety of built-in functions ready for use.

The Matlab functions can be broadly classified as:
(a) Elementary functions
(b) Special functions

, Introduction


(a) Elementary functions

Elementary functions can be seen listed on command window
by typing the command help elfun

Elementary functions are listed below for a ready reference.

Function Type Function Description
Trigonometric sin Sine of argument in radians
sind Sine of argument in degrees

sinh Hyperbolic sine
asin Inverse sine

, Introduction


Function Type Function Description
Trigonometric asind Inverse sine, result in degrees
asinh Inverse hyperbolic sine
cos Cosine
cosd Cosine of argument in degrees
cosh Hyperbolic cosine
acos Inverse cosine
acosd Inverse cosine, result in degrees
acosh Inverse hyperbolic cosine
Tan Tangent
Tand Tangent of argument in degrees
tanh Hyperbolic tangent

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