Serre Spectral Sequence. Motivation

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The discussion focuses on understanding Serre's spectral sequence, particularly how a fibration F->E->B leads to its formation. The base B is assumed to be a CW-complex, and the fiber of the n-skeleton is structured as a filtered chain complex with a defined differential. Participants seek clarification on the general ingredients of spectral sequences, noting that the initial sheet E_ro is followed by sheets isomorphic to the homology of E_ro, continuing until convergence occurs. The conversation highlights the complexities involved in grasping the details of the process and the construction of spectral sequences. Overall, insights into both Serre's spectral sequence and spectral sequences in general are requested.
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Hi, everyone. I don't know if this is the right forum, here it goes:

I have been reading on Serre's spectral sequence (Wiki, Hatcher). I understand the general goal, but I don't get well the process:

how does a fibration F->E->B

give rise to a spectral sequence?.

Thanks.
 
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I guess I should be less impulsive in my posting: I just remembered that the base

B is assumed a CW-complex, and that we consider the fiber of the n-skeleton,

and this fiber somehow has the structure of a filtered chain complex. we somehow

define in this filtered complex, a differential. Then we just have a filtered chain complex,

and we follow the recipe for it .Still, the details are fuzzy.


Also: what are the general ingredients for a spectral sequence?. We start with

a sheet E_ro (ro=0,1,2, usually, ABAIK---Asbestos I know), then the next sheet

is isomorphic to the homology of E_ro, and we then go on, until the sheets converge

(we assume the sheets are non-zero only in the first quadrant, so that we run out

of groups as we approach the quadrants.)


Anyway, I would appreciate some comments, both on the Serre spectral, and

in general for spectral sequences.


Thanks.
 

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