Permutation Permutations_multiply (Collection me) {
try {
if (my size < 2) {
Melder_throw ("There must be at least 2 Permutations in the set.");
}
autoPermutation thee = Permutations_multiply2 ( (Permutation) my item[1], (Permutation) my item[2]);
for (long i = 3; i <= my size; i++) {
thee.reset (Permutations_multiply2 (thee.peek(), (Permutation) my item[i]));
}
return thee.transfer();
} catch (MelderError) {
Melder_throw ("Permutations not multiplied.");
}
}
autoPermutation Permutations_multiply (OrderedOf<structPermutation>* me) {
try {
if (my size < 2) {
Melder_throw (U"There must be at least 2 Permutations in the set.");
}
autoPermutation thee = Permutations_multiply2 (my at [1], my at [2]);
for (long i = 3; i <= my size; i ++) {
thee = Permutations_multiply2 (thee.get(), my at [i]);
}
return thee;
} catch (MelderError) {
Melder_throw (U"Permutations not multiplied.");
}
}
