Řešení jednoduchých logických úloh pomocí vybarvování grafů
Jaroslav Šedivý (1969)
Kybernetika
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Jaroslav Šedivý (1969)
Kybernetika
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Michal Křížek (2023)
Učitel matematiky
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A new class of prime numbers - Baťa primes - is introduced. A positive integer is called a Baťa prime of class k if it ends with at least k 9s. We prove that for any positive integer k there exist infinitely many Baťa primes of class k. Some generalizations of this statement are given as well.
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Radka Havlíčková, Karolína Mottlová (2023)
Učitel matematiky
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The paper presents a non-traditional type of word problems, "Restless numbers", whose aim is to enhance pupils' need to argue and to use real experiences in solving them. They encourage pupils to experiment so that they discover new solving strategies.
(1949)
Časopis pro pěstování matematiky a fysiky
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Stefan Czarnecki (1968)
Acta Universitatis Carolinae. Mathematica et Physica
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(1990)
Časopis pro pěstování matematiky
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