the least skew-ring congruence
differential polynomial ring
Laurent polynomial ring
n variable polynomial ring
Repeat module polynomial ring
integral polynomial of Bernoulli’s polynomial
integral polynomial of q-Bernoulli’s polynomial
polynomial interpolation of cubic polynomial with
base-ring and frame-ring
collector ring (slip-ring)
column-ring beam joint with shear ring bars
outside ring in-feed system ring
ring of n×n matrices over ring R
ring out the old year and ring in the new