quaternion >> Quaternion
Quaternions
  quaternion
  qi
  qj
  qk
  q2rot
  rot2q
Methods
  @quaternion/abs
  @quaternion/blkdiag
  @quaternion/cat
  @quaternion/columns
  @quaternion/conj
  @quaternion/diag
  @quaternion/diff
  @quaternion/exp
  @quaternion/inv
  @quaternion/ispure
  @quaternion/log
  @quaternion/norm
  @quaternion/rows
  @quaternion/size
  @quaternion/unit
Overloaded Operators
  @quaternion/ctranspose
  @quaternion/eq
  @quaternion/horzcat
  @quaternion/ldivide
  @quaternion/minus
  @quaternion/mldivide
  @quaternion/mpower
  @quaternion/mrdivide
  @quaternion/mtimes
  @quaternion/plus
  @quaternion/power
  @quaternion/rdivide
  @quaternion/subsasgn
  @quaternion/subsref
  @quaternion/times
  @quaternion/transpose
  @quaternion/uminus
  @quaternion/uplus
  @quaternion/vertcat