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13 votes
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Higher Algebra, Theorem 2.4.3.18 and Remark 2.4.3.6

In his book Higher Algebra, Lurie introduces the notion of generalized $\infty$-operads ($\S$2.3.2). Roughly speaking, a generalized $\infty$-operad is a "family" of $\infty$-operads parametrized by a …
Ken's user avatar
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4 votes
0 answers
76 views

On coproducts of presentably symmetric monoidal $\infty$-categories

Let $\mathcal{A}$ and $\mathcal{B}$ be presentably symmetric monoidal $\infty$-categories, i.e., symmetric monoidal $\infty$-categories whose underlying $\infty$-category are presentable and whose ten …
Ken's user avatar
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6 votes
0 answers
237 views

Higher Algebra, Propositions 2.3.4.5 and 2.3.4.9

I am reading the proof of Propositions 2.3.4.5 of Higher Algebra by Jacob Lurie. There is a part that I don't understand, and I need someone's help. In the book, Lurie introduces the notion of familie …
Ken's user avatar
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9 votes
2 answers
414 views

How do these definitions of factorization algebra compare?

Question Several sources define (homotopy) factorization algebras in a seemingly different manner (I am looking at [CG], [Gi], and [CFM].) I wish to know how they compare with each other. I apologize …
Ken's user avatar
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3 votes

How do these definitions of factorization algebra compare?

OK, here is the full story, which confirms what is written in Daniel Bruegmann's answer. In what follows, I will work with a fixed prefactorization algebra $F$ and an $n$-manifold $M$. I will make use …
Ken's user avatar
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13 votes
0 answers
210 views

Generalized $\infty$-operads are an analog of ??? in $\infty$-category theory

In Section 2.3.2 of Higher Algebra, Lurie introduces the notion of generalized $\infty$-operads. This is a functor $p:\mathcal{O}^\otimes \to \mathcal{F}\mathrm{in}_\ast$ of $\infty$-categories, where …
Ken's user avatar
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