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Apr
9
revised The definition of the $false$ truth value
added 473 characters in body
Apr
4
revised An equivalence of categories which looks like Voevodsky's Univalence Axiom
added 338 characters in body
Mar
29
revised When is the tensor product of a separable field extension with itself a domain?
added 22 characters in body
Mar
16
revised Explicit construction of Eilenberg-Maclane spaces with n=1
edited tags
Mar
3
revised The intersection of affine subscheme and preimage of affine on separated scheme is affine
edited tags
Feb
28
revised is the property of representability of a sheaf on the big etale site checkable on the small site?
edited tags
Feb
26
revised When defining a Grothendieck pretopology,can we get away with less than the fibre product axiom?
edited tags
Feb
24
revised A question about the definition of a stalk
edited tags
Feb
23
revised The terminal object comes for free in the definition of a subobject classifier
edited tags
Feb
19
revised What is the difference between Algebraic Expressions and Polynomials?
edited tags; edited tags
Feb
19
revised A commutative diagram of rings
added 18 characters in body; edited tags
Feb
19
revised Motivation behind the definition of monomorphism and epimorphism in category theory
added 283 characters in body
Feb
19
revised Can one drop the retracts in the definition of anodyne extensions?
edited tags
Feb
12
revised isomorphism between $k[[x]]$ into $\varprojlim_n k[x]/(x^n)$
deleted 2 characters in body; edited tags; edited title
Feb
9
revised What are the projective and the injective objects in the category of spectra?
edited tags
Feb
8
revised Does zero-kernel imply monic in Abelian categories?
edited tags
Feb
3
revised Grothendieck Topology on the Category of Elements
edited tags
Feb
3
revised category of sheaves over an object
edited tags
Feb
2
revised Is the existence of finite biproducts a strengthening of commutativity?
added 12 characters in body
Jan
31
revised Which maps on the zeroth homology do actually come from continuous maps?
added 6 characters in body