Ka taƙaita labarin:  Yana daukan horo don kammala shuffling wani deck na cards a cikin wani sauri da kuma flashy hanya. Amma wani masanin lissafi ya nuna cewa wasannin motsa jiki ba ya tabbatar da cewa za a sami katin da aka shirya da kyau. Peri Diaconis ya kwatanta dabaru daban-daban na shuffling kuma ya bayyana cewa 'riffle shuffle', wanda ya shafi yanke katako a cikin rabin kuma shuffling rabi a cikin juna, shine mafi inganci lokaci - idan aka yi shi da kyau. Gungura ƙasa don bidiyo. Peri Diaconis ya kwatanta dabaru daban-daban na shuffling kuma ya ce 'riffle' shuffle (hoto), wanda ya shafi yanke katako a rabi kuma ya shuffle rabin cikin juna, shine mafi inganci da bazuwar idan aka yi shi da kyau. A cikin bidiyon YouTube na Numberphile, masanin ilimin lissafi na Jami'ar Stanford ya ce idan dillali ya yi amfani da riffle shuffle, sai kawai su maimaita aikin sau bakwai don samun kyakkyawan haɗuwa. Idan sun kware sosai a wasan katin, wannan na iya ɗaukar ƙasa da dakika 30. Amma idan suka yi amfani da wani overhand shuffle, wanda ya ƙunshi saurin saka bazuwar chunks na cards daga daya hannun a cikin mafi yawan da deck na cards gudanar a cikin sauran, za su bukatar ka yi shi 10,000 sau don cimma irin wannan sakamakon. Wannan zai iya kasancewa da sauri a hannun masana, amma har yanzu yana da jinkiri fiye da hanyar riffle. <unk>Akwai wata hanya ta uku ta hada katunan - da ake amfani da su a wasannin karta da Monte Carlo - Ina kiran hakan smooshing,<unk>Dr Diaconis ya ce. A cikin bidiyo don Numberphile, Dr Diaconis ya kwatanta salon shuffling don bayyana ingancinsu (hoto) Idan dillali yayi amfani da shuffle na sama (hoto), wanda ya haɗa da saurin shigar da ragowar katunan bazuwar daga hannu ɗaya a cikin yawancin katunan katunan da aka riƙe a ɗayan, za su buƙaci yin hakan sau 10,000 don cimma sakamako mai kama da shuffle na riffle. Hanyar bindiga. Hanyar: Yanke katunan kati a tsakiya kuma da sauri a haɗa su da juna. Inganci: Mai siyarwa yana buƙatar maimaita tsari sau bakwai don fansar fakitin kuma ana iya yin wannan a cikin ƙasa da dakika 30. Hanyar wucewa. Hanyar: Saurin saka katunan katunan...
Wani masanin lissafi na Jami'ar Stanford ya kwatanta dabarun shuffling. Dillalai da ke amfani da 'riffle' shuffle suna buƙatar maimaita tsari sau bakwai don samun kwandon katunan bazuwar, in ji Peri Diaconis. Wannan fasaha ta ƙunshi yankan wani bene da kuma shuffling halves tare. Duk da yake 'overhand' yana bukatar a maimaita sau 10,000 don samun irin wannan sakamako. Hanyar'smooshing'ko wankewa tana ɗaukar minti ɗaya don zaɓar katunan bazuwar.