In mathematics, especially in the area of abstract algebra known as module theory, a principal indecomposable module has many important relations to the study of a ring's modules, especially its simple modules, projective modules, and indecomposable modules.
Read more about Principal Indecomposable Module: Definition, Relations
Famous quotes containing the word principal:
“As a Tax-Paying Citizen of the United States I am entitled to a voice in Governmental affairs.... Having paid this unlawful Tax under written Protest for forty years, I am entitled to receive from the Treasury of “Uncle Sam” the full amount of both Principal and Interest.”
—Susan Pecker Fowler (1823–1911)