De quoi est fait slide rule
An analogue instrument for multiplying with logarithms.
- Slide rule stock — a pour partie. The fixed part with the scales.
- Sliding middle scale — a pour partie. A movable scale.
- Slide rule cursor — a pour partie. A transparent sight with a hairline.
- Logarithm — utilise. The scales are logarithmic: multiplication becomes adding lengths.
- Wood — est fait de. Slide rules were wooden, later plastic.