American Mathematical Monthly Problems - 2021

Problem 12292 - 10 - N. Osipov (Russia).

Problem 12291 - 10 - L. Giugiuc and P. Braica (Romania).

Problem 12289 - 10 - G. E. Andrews (USA) and M. Merca (Romania).

Problem 12288 - 10 - S. Stewart (Australia)

Problem 12287 - 10 - O. Furdui and A. Sintamarian (Romania).

Problem 12286 - 10 - I. Gessel (USA).

Problem 12281 - 09 - P. Perfetti (Italy).

Problem 12279 - 09 - B. Isaacson (USA).

Problem 12277 - 08 - C. Chiser (Romania).

Problem 12276 - 08 - J. Santmyer (USA).

Problem 12274 - 08 - R. Tauraso (Italy).

Problem 12273 - 08 - H. Ohtsuka (Japan).

Problem 12272 - 08 - H. A. ShahAli (Iran) and S. Wagon (USA).

Problem 12270 - 07 - M. Omarjee (France).

Problem 12269 - 07 - M. Sahin and A. C. Gullu (Turkey).

Problem 12267 - 07 - M. Bataille (France).

Problem 12265 - 07 - R. Dempsey (USA).

Problem 12262 - 06 - Li Zhou (USA).

Problem 12261 - 06 - A. Stadler (Switzerland).

Problem 12260 - 06 - S. M. Stewart (Australia).

Problem 12259 - 06 - G. Fera (Italy).

Problem 12258 - 06 - J. C. Lagarias (USA).

Problem 12257 - 05 - E. Friedman (USA) and J. Tilley (USA).

Problem 12256 - 05 - P. Bracken (USA).

Problem 12255 - 05 - B. Shala (Slovenia).

Problem 12254 - 05 - C. Lupu (USA) and T. Lupu (Romania).

Problem 12253 - 05 - A. Girban (Romania) and B. D. Suceava (USA).

Problem 12252 - 05 - Nguyen Quang Minh (Singapore).

Problem 12251 - 05 - R. Tauraso (Italy).

Problem 12250 - 04 - D. Marghidanu (Romania).

Problem 12249 - 04 - F. Stanescu (Romania).

Problem 12248 - 04 - A. Dzhumadil'daev (Kazakhstan).

Problem 12247 - 04 - P. K. Reddy (India).

Problem 12246 - 04 - S. Stewart (Australia).

Problem 12245 - 04 - J. Chen (China).

Problem 12243 - 03 - M. L. Glasser (USA).

Problem 12242 - 03 - E. Corobea (Romania).

Problem 12241 - 03 - O. Furdui and A. Sintamarian (Romania).

Problem 12239 - 03 - D. Altizio (USA).

Problem 12238 - 03 - Tran Quang Hung (Vietnam).

Problem 12237 - 03 - D. E. Knuth (USA).

Problem 12236 - 02 - N. Safaei (Iran).

Problem 12234 - 02 - N. Osipov (Russia).

Problem 12233 - 02 - C. R. Pranesachar (India).

Problem 12232 - 02 - S. Stewart (Australia).

Problem 12231 - 02 - G. Apostolopoulos (Greece).

Problem 12229 - 01 - M. Omarjee (France).

Problem 12228 - 01 - H. Grandmontagne (France).

Problem 12227 - 01 - G. Galperin and Y. J. Ionin (USA).

Problem 12225 - 01 - P. Jiradilok (USA).

Problem 12224 - 01 - C. Perng (USA).