non-equivalent set

[/nɑːn ɪˈkwɪvələnt sɛt/]
nounpl: non-equivalent sets
conjunto não equivalente
1. In mathematics and logic, a collection of elements that cannot be put into one-to-one correspondence with another set; sets that do not have the same cardinality
The set of natural numbers and the set of real numbers are non-equivalent sets because they have different cardinalities.
O conjunto dos números naturais e o conjunto dos números reais são conjuntos não equivalentes porque possuem cardinalidades diferentes.
2. In general usage, groups or collections that are not equal in value, quantity, or significance
The two research samples were non-equivalent sets, making direct comparison problematic.
As duas amostras de pesquisa eram conjuntos não equivalentes, tornando a comparação direta problemática.
This term is primarily used in academic and mathematical contexts in both Brazil and the United States. In Brazilian mathematics education, 'conjunto não equivalente' is standard terminology taught in higher mathematics courses. The concept is fundamental to set theory and is used when discussing mathematical proofs and research methodology where sample or group comparisons are involved.
Synonyms / Sinônimos
unequal setsnon-equipotent setsincommensurable setsdisparate sets
Antonyms / Antônimos
equivalent setsequal setsequipotent sets

Regional Variations

General Brazilian Portuguese
conjunto não equivalente
Standard mathematical terminology used in Brazilian educational and academic contexts
Portugal
conjunto não equivalente
Same terminology used in Portuguese mathematics education and research
USA Academic
non-equivalent set
Primary usage in American mathematics and scientific research contexts

Related Words

cardinalityset theorybijectionone-to-one correspondencesubsetsupersetmathematical equivalence

Related Idioms & Phrases

apples and oranges (figuratively equivalent to non-equivalent sets)
comparing non-equivalent sets
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →