`units-factor-scale`procedure`units-factor-scale``MULTIPLY`procedureGets and sets the

`procedure`used to scale factors.`MULTIPLY`is a`(procedure (number number) number)`.Override when using the

`numbers`extension, for example.

`units-factor-scale`procedure`units-factor-scale``MULTIPLY`procedureGets and sets the

`procedure`used to scale factors.`MULTIPLY`is a`(procedure (number number) number)`.Override when using the

`numbers`extension, for example.