i

Pure Imaginary number.

Syntax

• i
• 0i
• 3*i

Description

i, or j returns a pure imaginary number equivalent to sqrt(-1).

Beware, i and j can be redefined and used as ordinary variables, in this case, you must use clear to restore default behavior.

Examples

A = 3i

A = single(3i)

i = 33;
disp(i);
clear('i');
disp(i);

See also

complex.

History

Author

Allan CORNET