This free elementary complex number calculator is for doing basic operations of addition, subtraction, multiplication, and division with two complex numbers and also to calculate powers of two complex numbers.
You can enter complex numbers in the rectangular form, a bi, or polar form, r∠θ. The result of a calculation is given in both forms. You can conveniently specify the number of decimal places or significant digits with which the calculated results are displayed by using the slider provided.
This complex numbers calculator allows the parts of a complex number be entered as an expression such as 1/2 2(3 4)^3 - 4√(5) 2π/6.
The Complex Calculator converts complex numbers from rectangular to polar form and vice versa as you type. You can also conveniently reuse the result of a calculation with optimal precision.
When you enter a complex number in the polar form the Complex Number Calculator allows inputting the angle in degrees or radians.
Bug fix.
From previous version:
Performance improvements.
Now, in addition to the number of decimal places, you can display the calculated results with the specified number of significant digits by selecting the newly added checkbox and using the slider provided.