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Alternative Mathematics using MATLAB 7

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Alternative Mathematics using MATLAB 7


Gunnar Backstrom


13 Mar 2003 (Updated )

Self-instructive text on undergraduate algebra, statistics, differential and integral calculus.

% ex092.m: Inverse Trigonometric Functions
x0=1;  X=-x0:0.01:x0;   		% Range for calculations  
Y1=acos(X);  Y2=atan(X);  
figure(1),  plot(X,Y1, X,Y2),  grid on
y0=2*pi;  										% Vertical plot limit
axis([-x0 x0 -y0 y0])							% Ranges of the plot box
title('Inverse Functions'),  xlabel('x'),  ylabel('acos(x), atan(x)')
legend('acos(x)', 'atan(x)') 				% Identify curves

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