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Description
Simple Algebras, Base Change, and the Advanced Theory of the Trace FormulaA general principle, discovered by Robert Langlands and named by him the "functoriality principle," predicts relations between automorphic forms on arithmetic subgroups of different reductive groups. Langlands functoriality relates the eigenvalues of Hecke operators acting on the automorphic forms on two groups (or the local factors of the "automorphic representations" generated by them). In the few instances where such relations have been probed,
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.7 ★★★★★
Based on 1772 reviews
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Product Reviews
★★★★★ 5
Quality material; zips up the pillow with no problems
Color: 07 - Green, Size: Standard (20" X 26")
I love the material! It fits my Mellow Pillow just right.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026
★★★★★ 5
Good quality
Color: 08 - Beige, Size: Standard (20" X 26")
They look great, feel great, great quality, and fair price. Totally satisfied
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Reviewed in the United States on May 25, 2026
★★★★★ 5
Cooling and comfortable
Color: 07 - Green, Size: Standard (20" X 26")
Cooling and comfortable. I love the zipper case which helps my pillow from going flat. Will purchase again
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Reviewed in the United States on May 31, 2026
★★★★★ 5
Very Plush
Color: White, Size: King
I usually don’t expect much when I buy new pillows.
However, I have to say this is a great and very comfortable pillow. I am so happy with this purchase.
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Reviewed in the United States on May 18, 2026
★★★★★ 5
Soft pillows
Color: White, Size: Queen
Great pillows, as described.
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Reviewed in the United States on May 28, 2026
