biggest: Returns the biggest type of a set of onions
Description
Returns the biggest type of a set of onions; useful for
“promoting” a set of onions to the most general type.
Usage
biggest(...)
Arguments
…
Onionic vectors
Details
If any argument passed to biggest() is an octonion, then return
the string “octonion”. Failing that, if any argument is a quaternion,
return the string “quaternion”, and failing that, return
“scalar”.