## Generated by Codox

# Propeller 0.3.2

# propeller.problems.boolean.mul4

FIXME: write docs

### -main

`(-main & args)`

Runs the top-level genetic programming function, giving it a map of arguments with defaults that can be overridden from the command line or through a passed map.

### error-function

`(error-function argmap data individual)`

FIXME: write docs

### instructions

FIXME: write docs

### target-function

`(target-function a3 a2 a1 a0 b3 b2 b1 b0)`

Returns a vector of 8 bits (booleans) for the product of the numbers a and b, which should be provided as 4 booleans each.

### train-and-test-data

FIXME: write docs