By ΠΠ΅ΡΠ΅Π»ΡΠΌΠ°Π½ Π―ΠΊΠΎΠ² ΠΡΠΈΠ΄ΠΎΡΠΎΠ²ΠΈΡ
Π―ΠΊΠΎΠ² ΠΠ΅ΡΠ΅Π»ΡΠΌΠ°Π½, 2025, Π‘Π΅ΡΠΈΡ: Π‘ΠΎΠ²Π΅ΡΡΠΊΠΈΠ΅ ΡΡΠ΅Π±Π½ΠΈΠΊΠΈ. ΠΠ»Π°ΡΡΠΈΠΊΠ° Π½Π°ΡΡΠΏΠΎΠΏΠ°
Π‘Π±ΠΎΡΠ½ΠΈΠΊ "ΠΡΡΡΡΡΠΉ ΡΡΠ΅Ρ" ΠΏΡΠ΅Π΄Π»Π°Π³Π°Π΅Ρ ΠΏΠΎΠ³ΡΡΠΆΠ΅Π½ΠΈΠ΅ Π² ΠΌΠΈΡ ΡΠΈΡΠ΅Π» ΠΈ ΠΌΠ°ΡΠ΅ΠΌΠ°ΡΠΈΡΠ΅ΡΠΊΠΈΡ Π·Π°Π³Π°Π΄ΠΎΠΊ ΠΏΠΎΠ΄ ΡΡΠΊΠΎΠ²ΠΎΠ΄ΡΡΠ²ΠΎΠΌ Π―ΠΊΠΎΠ²Π° ΠΠ΅ΡΠ΅Π»ΡΠΌΠ°Π½Π°. Π ΠΊΠ½ΠΈΠ³Π΅ "Π’ΡΠΈΠ΄ΡΠ°ΡΡ ΠΏΡΠΎΡΡΡΡ ΠΏΡΠΈΠ΅ΠΌΠΎΠ² ΡΡΡΠ½ΠΎΠ³ΠΎ ΡΡΠ΅ΡΠ°" ΠΏΡΠ΅Π΄ΡΡΠ°Π²Π»Π΅Π½Ρ ΠΎΡΠ½ΠΎΠ²Π½ΡΠ΅ ΠΌΠ΅ΡΠΎΠ΄Ρ ΠΈ ΠΏΡΠ°Π²ΠΈΠ»Π° Π²ΡΠΏΠΎΠ»Π½Π΅Π½ΠΈΡ Π²ΡΡΠΈΡΠ»Π΅Π½ΠΈΠΉ Π² ΡΠΌΠ΅. "ΠΠ°ΡΠ΅ΠΌΠ°ΡΠΈΡΠ΅ΡΠΊΠΈΠΉ ΠΎΡΠ³Π°Π΄ΡΠΈΠΊ" Π½Π°ΡΡΠΈΡ ΡΠ³Π°Π΄ΡΠ²Π°ΡΡ Π·Π°Π΄ΡΠΌΠ°Π½Π½ΡΠ΅ ΡΠΈΡΠ»Π°. ΠΠ°Π΄Π°ΡΠΈ ΠΈΠ· ΠΆΡΡΠ½Π°Π»ΠΎΠ² ΡΠ°Π·Π½ΡΡ Π»Π΅Ρ, ΡΠΈΡΠ»ΠΎΠ²ΡΠ΅ Π³ΠΎΠ»ΠΎΠ²ΠΎΠ»ΠΎΠΌΠΊΠΈ ΠΈ Π°ΡΠΈΡΠΌΠ΅ΡΠΈΡΠ΅ΡΠΊΠΈΠ΅ ΡΠΏΡΠ°ΠΆΠ½Π΅Π½ΠΈΡ ΠΏΠΎΠΌΠΎΠ³ΡΡ Π·Π°ΠΊΡΠ΅ΠΏΠΈΡΡ Π½Π°Π²ΡΠΊΠΈ, ΡΠ°Π·Π²ΠΈΡΡ Π²ΠΎΠΎΠ±ΡΠ°ΠΆΠ΅Π½ΠΈΠ΅ ΠΈ ΠΊΡΠΈΡΠΈΡΠ΅ΡΠΊΠΎΠ΅ ΠΌΡΡΠ»Π΅Π½ΠΈΠ΅. ΠΠ΅ΡΠ΅Π»ΡΠΌΠ°Π½ ΡΠΎΠ·Π΄Π°Π΅Ρ Π±Π°Π»Π°Π½Ρ ΠΌΠ΅ΠΆΠ΄Ρ ΠΎΠ±ΡΡΠ΅Π½ΠΈΠ΅ΠΌ ΠΈ ΡΠ°Π·Π²Π»Π΅ΡΠ΅Π½ΠΈΠ΅ΠΌ, ΠΎΡΠΊΡΡΠ²Π°Ρ ΠΌΠΈΡ ΡΠΈΡΠ΅Π» Ρ Π½ΠΎΠ²ΠΎΠΉ ΡΡΠΎΡΠΎΠ½Ρ.
Yakov Perelman, 2025, Series: Soviet Textbooks. Popular Science Classics
The "Fast Calculation" collection invites readers on an engaging journey into the world of numbers and mathematical riddles with Yakov Perelman. In "Thirty Simple Methods for Mental Arithmetic," he shares fundamental techniques for performing calculations mentally. The "Mathematical Guesser" introduces methods for divining chosen numbers. Collected problems from various years, numerical puzzles, and arithmetic exercises reinforce theoretical knowledge, stimulate imagination, and enhance critical thinking. Perelman masterfully balances education with entertainment, offering a fresh perspective on the world of numbers for all ages and skill levels.