abs | acos | amp->db | asin | atan | ceil | cos | cosh | cps->midi | cps->oct | cube | db->amp | distort | exp | floor | frac | log | log10 | log2 | midi->cps | midi->ratio | neg | negative? | oct->cps | positive? | ratio->midi | reciprocal | sign | sin | sinh | softclip | sqrt | squared | strictly-positive? | tan | tanh