Newbetuts
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New posts in definition
What does "homomorphism" require that "morphism" doesn't?
category-theory
definition
abstract-algebra
What is the square root of complex number i?
complex-numbers
definition
What does "approach zero" really mean?
calculus
definition
Is the empty set a subset of itself?
elementary-set-theory
logic
definition
Why aren't vacuous truths just undefined? [duplicate]
logic
definition
propositional-calculus
Standard Tic Tac Toe is -- Impartial or Partisan?
definition
game-theory
combinatorial-game-theory
tic-tac-toe
How do I interpret Euler's formula? [duplicate]
trigonometry
complex-numbers
exponential-function
definition
Is this modification of connexity necessary, or redundant in the definition of partial ordering?
elementary-set-theory
logic
definition
relations
order-theory
Characterization of continuity with open subsets.
real-analysis
continuity
definition
Formal definition of big-O when multiple variables are involved?
asymptotics
definition
What's the name for the property of a function $f$ that means $f(f(x))=x$?
abstract-algebra
matrices
complex-numbers
definition
How can we come up with the definition of natural logarithm?
real-analysis
calculus
logarithms
definition
intuition
Is the Dirac Delta "Function" really a function?
definition
distribution-theory
How do you define functions for non-mathematicians?
algebra-precalculus
education
definition
functions
Why do we say ‘pairwise disjoint’, rather than ‘disjoint’?
elementary-set-theory
terminology
definition
Why is $x^0 = 1$ except when $x = 0$?
definition
exponentiation
Definition of definition
reference-request
education
definition
philosophy
meta-math
Showing that two definitions of $\limsup$ are equivalent
real-analysis
definition
limsup-and-liminf
What is the exact and precise definition of an ANGLE?
geometry
terminology
definition
physics
rotations
Multiples are closed under integral linear combinations
algebra-precalculus
number-theory
definition
proof-explanation
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