Analog Computer using Differential

Basic Analog Computer using a differential. The input gears can be turned to compute the sum between two numbers. The result (without carry) will be shown on the output wheel. It's a single plate, easy print that fits on the A1 mini plate. An optional stand with number indicators is on the 2nd plate.I added a version that has much less prominent numbers (perhaps a bit harder to read), but removes the need for supports around the wheels entirely, limiting them only to the hub piece. This mode