List questions from universal-algebra

Published on 05 Jan 2015 - 14:27

136

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Name for classes of algebras closed under products and quotients

Published on 07 Jan 2015 - 18:39

288

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Is the existence of finite biproducts a strengthening of commutativity?

Published on 13 Jan 2015 - 14:29

206

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Relating categorical properties of arrows

Published on 19 Jan 2015 - 19:33

442

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The congruence class of a distributive lattice

Published on 28 Jan 2015 - 18:35

42

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If $B$ is an algebra, $X \subseteq B$ and $A$ the smallest subset that extends $X$, then $A= \bigcup_{n < \omega} A_n$

Published on 11 Feb 2015 - 16:15

55

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Lemma concerning compatibility of words (formed by a term algebra)

Published on 21 Feb 2015 - 17:56

1.8k

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Definition of $\Omega$-algebra

Published on 27 Feb 2015 - 10:53

218

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Lawvere algebraic theories as presentation-invariant

Published on 04 Mar 2015 - 19:32

167

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Categories of relations over a fixed category $\mathcal{C}$

Published on 10 Mar 2015 - 14:25

259

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Dual atoms of the lattice of varieties

Published on 21 Mar 2015 - 19:56

99

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show that N(G) is a lattice?

Published on 23 Mar 2015 - 18:43

68

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how to find $\alpha(a\wedge b)=\alpha(a)\wedge\alpha(b)$

Published on 24 Mar 2015 - 6:46

61

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why $(\theta _{1}\circ \theta _{2})^{\vee }\subset(\theta _{2}\circ \theta _{1})^{\vee } $

Published on 30 Mar 2015 - 11:49

595

Views

Distributor? Distributive analog of commutator and associator?

Published on 07 Apr 2015 - 3:17

List Question

Rel is a concrete category over Sets, but how to concretize that?

Name for classes of algebras closed under products and quotients

Is the existence of finite biproducts a strengthening of commutativity?

Relating categorical properties of arrows

The congruence class of a distributive lattice

If $B$ is an algebra, $X \subseteq B$ and $A$ the smallest subset that extends $X$, then $A= \bigcup_{n < \omega} A_n$

Lemma concerning compatibility of words (formed by a term algebra)

Definition of $\Omega$-algebra

Lawvere algebraic theories as presentation-invariant

Categories of relations over a fixed category $\mathcal{C}$

Dual atoms of the lattice of varieties

show that N(G) is a lattice?

how to find $\alpha(a\wedge b)=\alpha(a)\wedge\alpha(b)$

why $(\theta _{1}\circ \theta _{2})^{\vee }\subset(\theta _{2}\circ \theta _{1})^{\vee } $

Distributor? Distributive analog of commutator and associator?

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