https://store.rossprogram.org/ daily https://store.rossprogram.org/products/unisex-heavy-cotton-tee 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/10021039646713573546_2048.jpg?v=1686190725 Quadratic reciprocity t-shirt (unisex) https://store.rossprogram.org/products/unisex-heavy-cotton-tee-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/5421238342512486154_2048.jpg?v=1686190751 Quadratic reciprocity t-shirt (unisex) https://store.rossprogram.org/products/mug-11oz 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/384091633747238930_2048.jpg?v=1686190723 Quadratic reciprocity mug https://store.rossprogram.org/products/mug-11oz-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/3256095544064047091_2048.jpg?v=1686190832 Quadratic reciprocity mug https://store.rossprogram.org/products/toddler-t-shirt-black-text 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/3042749008669896299_2048.jpg?v=1720992526 Quadratic reciprocity t-shirt (toddler) https://store.rossprogram.org/products/toddler-t-shirt 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/5780297321155379207_2048.jpg?v=1686190856 Quadratic reciprocity t-shirt (toddler) https://store.rossprogram.org/products/toddler-long-sleeve-tee 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/2419018043741739520_2048.jpg?v=1686190839 Quadratic reciprocity t-shirt (toddler) https://store.rossprogram.org/products/womens-softstyle-tee 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/5691887419977802557_2048.jpg?v=1720992422 Quadratic reciprocity t-shirt (women's) https://store.rossprogram.org/products/womens-softstyle-tee-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/6a155190267f1e3bb57315dd732e96a1_e914b263-d174-47b4-95c9-3ac9ef6cb33e.jpg?v=1664979599 Quadratic reciprocity t-shirt (women's) https://store.rossprogram.org/products/lem 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/49921ad1fc088b5ec4e1a92048ef969f.jpg?v=1664980111 LEM∧¬LEM (unisex) https://store.rossprogram.org/products/lem-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/10327745873429600170_2048.jpg?v=1686190864 LEM∧¬LEM (unisex) https://store.rossprogram.org/products/%CF%80-this-shirt-f 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/10474239086620162601_2048.jpg?v=1720984272 π₁(this shirt) = F₃ (unisex) https://store.rossprogram.org/products/%CF%80-this-shirt-f-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/10488736532775396740_2048.jpg?v=1720984222 π₁(this shirt) = F₃ (unisex) https://store.rossprogram.org/products/lem-lem 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/7502281718057725006_2048.jpg?v=1686191157 LEM∧¬LEM (women's) https://store.rossprogram.org/products/%CF%80-this-shirt-f-2 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/11381042298126677118_2048.jpg?v=1686190878 π₁(this shirt) = F₃ (women's) https://store.rossprogram.org/products/lem-lem-womens 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/9456567563111993665_2048.jpg?v=1686190850 LEM∧¬LEM (women's) https://store.rossprogram.org/products/%CF%80-this-shirt-f-womens 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/17323820368005915253_2048.jpg?v=1686191166 π₁(this shirt) = F₃ (women's) https://store.rossprogram.org/products/quadratic-reciprocity-hoodie 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/2633f32739fa86350eaac131123f0f98.jpg?v=1664981238 Quadratic reciprocity hoodie https://store.rossprogram.org/products/coffee-cup-d-s 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/44bbc724c64e4585f7cffc6006fe57a3_63c55304-8ba6-497f-8d62-a0d8b086a9bb.jpg?v=1664980815 Coffee Cup ≅ D² × S¹ https://store.rossprogram.org/products/coffee-cup-d-s-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/5d84fcc4d06e08db3fd14b4429e500b4.jpg?v=1664980834 Coffee Cup ≅ D² × S¹ https://store.rossprogram.org/products/flt-2-%E2%84%9A 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/0ee01a3f337b981928184d0707ff110c_f1db8302-9ac9-4a91-b20b-a5c889fa475b.jpg?v=1664984545 FLT ⇒ √2∉ℚ (unisex) https://store.rossprogram.org/products/flt-2-%E2%84%9A-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/1c42a6ada9512c7240d08a545f94b4b3_12df4bac-cef6-4dbb-ae9a-24b67660812a.jpg?v=1664984571 FLT ⇒ √2∉ℚ (unisex) https://store.rossprogram.org/products/flt-2-%E2%84%9A-womens 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/39f602f5996e0006ce182aaebf678daa_83ed39c7-2956-4194-b038-af1351957df3.jpg?v=1664984535 FLT ⇒ √2∉ℚ (women's) https://store.rossprogram.org/products/flt-2-%E2%84%9A-womens-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/fd2b6dbe0beb839ce2fd728742db8188_d9a1c8f7-74b4-4e98-92d8-e123198a9c33.jpg?v=1664984525 FLT ⇒ √2∉ℚ (women's) https://store.rossprogram.org/products/pigeonhole-principle-unisex 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/products/5656a59158e1354506a70cabfdc47e96.jpg?v=1664989795 Pigeonhole Principle (unisex) https://store.rossprogram.org/products/pigeonhole-principle-womens 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/13834105042251127412_2048.jpg?v=1750865005 Pigeonhole Principle (women's) https://store.rossprogram.org/products/cup-product-cup 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/4563935861820278993_2048.jpg?v=1720992465 Cup product cup https://store.rossprogram.org/products/perfect-pairing-socks 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/12024003801994662579_2048.jpg?v=1686190696 Perfect pairing socks https://store.rossprogram.org/products/quadratic-reciprocity-hoodie-reversed 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/13407753448729574983_2048.jpg?v=1686190698 Quadratic reciprocity hoodie (reversed) https://store.rossprogram.org/products/be-complete-with-an-r-hat-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/1130219315312176217_2048.jpg?v=1720992539 Be Complete with an R Hat https://store.rossprogram.org/products/cap-product-cap 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/11670990956388742815_2048.jpg?v=1720992548 Cap Product Cap https://store.rossprogram.org/products/gauss-t-shirt-made-from-legendre-symbols 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/15865225971115279768_2048.jpg?v=1720992574 Gauss t-shirt made from Legendre symbols (unisex) https://store.rossprogram.org/products/%CF%80-this-bag-f 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/3349137659465811383_2048.jpg?v=1720992594 π₁(this bag) = F₂ https://store.rossprogram.org/products/ross-button 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/3208966223682656890_2048.jpg?v=1720992572 Ross Button https://store.rossprogram.org/products/cyclotomic-polynomial-%CF%86-clock 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/11341189603008992076_2048.jpg?v=1720992597 Cyclotomic polynomial Φ₁₂ clock https://store.rossprogram.org/products/%E2%84%A4-12%E2%84%A4-clock 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/7166737632434979280_2048.jpg?v=1720992599 ℤ/12ℤ clock https://store.rossprogram.org/products/gauss-t-shirt-made-from-legendre-symbols-womens 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/17276389977428280357_2048.jpg?v=1720985743 Gauss t-shirt made from Legendre symbols (women's) https://store.rossprogram.org/products/goose-bonnet-theorem 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/14446383462836924382_2048.jpg?v=1721759756 Goose-Bonnet Theorem (unisex) https://store.rossprogram.org/products/goose-bonnet-theorem-1 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/9301520422898632710_2048.jpg?v=1721759752 Goose-Bonnet Theorem (women's) https://store.rossprogram.org/products/goose-bonnet-theorem-dark 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/12679197486336191017_2048.jpg?v=1721760752 Goose-Bonnet Theorem (unisex) (dark) https://store.rossprogram.org/products/goose-bonnet-theorem-womens-dark 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/1516668064311078527_2048.jpg?v=1721759815 Goose-Bonnet Theorem (women's) (dark) https://store.rossprogram.org/products/riemann-rocks-t-shirt-unisex 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/10269664136993034821_2048.jpg?v=1721785894 Riemann Rocks t-shirt (unisex) https://store.rossprogram.org/products/riemann-rocks-t-shirt-womens 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/2904325851266796939_2048.jpg?v=1721786030 Riemann Rocks t-shirt (women's) https://store.rossprogram.org/products/donation 2026-06-05T21:52:19-04:00 daily https://store.rossprogram.org/products/jacobi-t-shirt 2026-06-05T21:52:19-04:00 daily https://cdn.shopify.com/s/files/1/0438/7045/3915/files/5491335261828935626_2048.jpg?v=1779462890 Jacobi t-shirt