$R_1 = \{(a, b) | a ≤ b\}$ is a reflexive function, but I'm confused on why it is. $a≤b$ but doesn't that not necessarily mean that there is an $a$ that will equal $b$? Couldn't all of the $a$ very well just be less than the $b$?
2026-03-26 23:01:06.1774566066
Clarification on a reflexive function
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