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If $f:A\to B$ and $g :B\to C$ are 2 mappings then if $g\circ f:A\to C$ is injective then prove that $f$ is injective

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#elementary-set-theory #map-projections
35
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Mapping $2$ kinds of operators?

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#recreational-mathematics #applications #map-projections
47
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Which map projection should be used for preserving coordinates on a 2D image?

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#stereographic-projections #map-projections
265
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Can argmin act as a "projection"?

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#optimization #map-projections
16
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How do you denote functions inherited by a product space?

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#functions #tensor-products #product-space #direct-product #map-projections
205
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Two-point equidistant projection of the sphere

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#geometry #spheres #map-projections
63
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How does one calculate the projections onto sub-spaces of $C^3$?

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#linear-algebra #linear-transformations #projection-matrices #map-projections
53
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Mapping two superquadratics

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#euclidean-geometry #analytic-geometry #conformal-geometry #map-projections
96
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Why is a projective module called "projective"?

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#abstract-algebra #homological-algebra #projective-module #map-projections
5.4k
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Projection onto a plane

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#linear-algebra #map-projections
1.2k
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Converting from Mercator Projection to Latitude and Longitude

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#spherical-coordinates #stereographic-projections #cartography #map-projections
222
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Are projection and norm enough to define an inner product?

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#normed-spaces #inner-products #map-projections
2.8k
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What is the difference between moment projection and information projection?

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#probability #map-projections
52
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Help with surjectivity of a function

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#functions #map-projections
75
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Surjectivity of a complex projection

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#complex-analysis #complex-numbers #map-projections

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