secd

secd(X) returns secant of angle in degrees for each element of X.

Examples

> x = (-85:2.5:85)'; x1 = x + 180

[x:69x1 double]
[x1:69x1 double]

> plot([x x1], [secd(x) secd(x1)], struct('colors', {'blue'}))

[ans:1x1 struct]

Resources

See also

asec | asecd | sec