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Numerical accuracy and stability of semilinear Klein-Gordon equation in de Sitter spacetime. JSIAM Lett. 15: 45-48 (2023) - Ko Yamamoto, Daisuke Takahashi:
Asymptotic solutions to a fuzzy elementary cellular automaton of rule number 38. JSIAM Lett. 15: 93-96 (2023) - Suguru Yamanaka, Takaya Ohsato:
Relationship between managerial sentiments and corporate bankruptcies. JSIAM Lett. 15: 85-88 (2023)