Transform Calc on S^3 to S^2: Maifold Calculus

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SUMMARY

This discussion focuses on transforming calculations from the 3-sphere (S^3) to the 2-sphere (S^2) using the Hopf map. The transformation involves considering R^4 as C^2 and analyzing complex lines in C^2, which are homeomorphic to S^2. The user seeks to compute an integral in S^3 and inquire about methods for transforming this integral to S^2. The discussion suggests generalizing the Fubini theorem and mentions the Maple Atlas package as a potential tool for performing these calculations.

PREREQUISITES
  • Understanding of manifold calculus
  • Familiarity with the Hopf fibration
  • Knowledge of complex spaces, specifically R^4 as C^2
  • Basic concepts of integration on manifolds
NEXT STEPS
  • Research the Hopf map and its applications in manifold theory
  • Learn about the Fubini theorem in the context of manifold integration
  • Explore the Maple Atlas package for manifold calculations
  • Study the properties of complex lines in C^2 and their relation to S^2
USEFUL FOR

Mathematicians, physicists, and researchers working with manifold calculus, particularly those interested in the transformation of integrals between different dimensional spheres.

htaati
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how can I transform my calculation on S^3 to the S^2.
for example a trace or a Fourier transform
 
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hopf map? consider R^4 as C^2, the complex 2 space, and consider all complex "lines" in C^2. this family of complex subspaces is homeomorphic to S^2, hence this fibres S^3 over S^2 with fibers equal to circles. this is the famous hopf map from S^3 to S^2.
 
manifold calculus

mathwonk said:
hopf map? consider R^4 as C^2, the complex 2 space, and consider all complex "lines" in C^2. this family of complex subspaces is homeomorphic to S^2, hence this fibres S^3 over S^2 with fibers equal to circles. this is the famous hopf map from S^3 to S^2.


well my problem is: I have an integral in S^3 . I want to calculate this integral.
i) in S^3.
ii) how can I transform this integral to S^2.

If you think that you need more explanation I would be glad to
sent it for you.
 
you might try to generalize the fubini theorem, i.e. integrate over the fibering circles first and then integrate those integrals over the 2 sphere.

but this is only indicated if the quantity being integrated somehow restects the compex circles in the hopf fibration.
 
May be Maple atlas package can help to make some real calculations.
See http://www.mathshop.digi-area.com/prod/atlas/index.php
It can make calculations for manifolds and mapping one into another.
 
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