Results 151 to 160 of about 101,782 (200)

Relative Homotopy

Journal of the London Mathematical Society, 1991
The object of the paper is to clarify the connections between relative homotopy and free homotopy. The main point is to indicate how relative homotopy can be calculated from free homotopy where free homotopy is allowed to include information about certain homotopy diagram-categories.
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Homotopy Groups and Torus Homotopy Groups

The Annals of Mathematics, 1948
In recent years it has been found that the homotopy groups [9] can be made into a more powerful tool by the introduction of new operations. Two such have been defined and utilized: (i) every element of the fundamental group 7r, induces an automorphism of the n-dimensional homotopy group 7rX, so that 7rn becomes a group with operators; (ii) to every ...
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HOMOTOPY RINGOIDS AND HOMOTOPY GROUPS

The Quarterly Journal of Mathematics, 1954
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Homotopy Transfer and Effective Field Theory I: Tree‐level

Fortschritte Der Physik, 2022
Alex S Arvanitakis, Olaf Hohm
exaly  

Homotopy perturbation technique

Computer Methods in Applied Mechanics and Engineering, 1999
Ji-Huan He
exaly  

A coupling method of a homotopy technique and a perturbation technique for non-linear problems

International Journal of Non-Linear Mechanics, 2000
Ji-Huan He
exaly  

Comparison of homotopy perturbation method and homotopy analysis method

Applied Mathematics and Computation, 2004
Ji-Huan He
exaly  

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