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

Version	📄 Description
1.0.0	initial version