Matriks nol: Perbedaan antara revisi

hasbi cuy Dalam [[matematika]], khususnya [[aljabar linear]], '''matriks nol''' adalah sebuah [[Matriks (matematika)|matriks]] yang semua entrinya bernilai [[0 (angka)|nol]]. Matriks ini berperan sebagai [[satuan aditif]] dari [[grup aditif]] matriks dimensi <math>m \times n</math>, dan disimbolkan dengan <math>O</math> atau <math>0</math> — dengan tambahan [[subskrip]] yang menandakan dimensi matriks, jika diperlukan.<ref>{{Cite web|date=2020-03-25|title=Comprehensive List of Algebra Symbols|url=https://mathvault.ca/hub/higher-math/math-symbols/algebra-symbols/|website=Math Vault|language=en-US|access-date=2020-08-13}}</ref><ref>{{citation|title=Linear Algebra|series=[[Undergraduate Texts in Mathematics]]|first=Serge|last=Lang|authorlink=Serge Lang|publisher=Springer|year=1987|isbn=9780387964126|page=25|url=https://books.google.com/books?id=0DUXym7QWfYC&pg=PA25|quotation=We have a zero matrix in which ''a_ij''&nbsp;=&nbsp;0 for all ''i'',&nbsp;''j''. ... We shall write it&nbsp;''O''.}}</ref><ref>{{Cite web|title=Intro to zero matrices (article) {{!}} Matrices|url=https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:matrices/x9e81a4f98389efdf:properties-of-matrix-addition-and-scalar-multiplication/a/intro-to-zero-matrices|website=Khan Academy|language=en|access-date=2020-08-13}}</ref><ref>{{Cite web|last=Weisstein|first=Eric W.|title=Zero Matrix|url=https://mathworld.wolfram.com/ZeroMatrix.html|website=mathworld.wolfram.com|language=en|access-date=2020-08-13}}</ref> Beberapa contoh dari matriks nol adalah