English

edit

Etymology

edit

sub- +‎ direct

Adjective

edit
 
English Wikipedia has an article on:
Wikipedia

subdirect (not comparable)

  1. (mathematics) Describing a subalgebra of a direct product
    • 2015, Stefan Arnborg, Gunnar Sjödin, “What is the plausibility of probability?(revised 2003, 2015)”, in arXiv[1]:
      We also show that the most general partially ordered plausibility calculus embeddable in a ring can be represented as a set of extended probability distributions or, in algebraic terms, is a subdirect sum of ordered fields.