msqrt_simple: the square root of x,
msqrt_simple_end_root: the square root of x, end root;
msqrt_simple_positive: the positive square root of x,
msqrt_simple_pos_end_root: the positive square root of x, end root;
msqrt_simple_pos_end_with_neg_root: the negative square root of x, end root; minus, the positive cube root of x, end root;
mroot_simple_pos_end_with_neg_root: the negative cube root of x; minus the positive square root of x,
neg_without_root: negative x minus y
msqrt: the square root of x plus y;
mroot_as_square_root: the square root of x,
cube_root: the cube root of x,
ordinal_root: the ninth root of x,
simple_mi_root: the n-th root of x,
mroot_simple_pos_end_root: the positive t-th root of x, end root;
mroot_simple_end_root: the twenty first root of x plus y, end root;
simple_fraction_power: the 1 third root of x,