Roots and Powers

The root and power board returns x^m or x^1/m, where m is equal to 1, 2, 3, 4, 5 or 6 (this choice being governed principally by the availability or otherwise of selector switches).

Based on the Analog Devices' AD538 chip, plus some circuitry to carry the sign through where appropriate.

I've built three of these.

Next is the sine, cosine and the like...