�@�@�@ ’·‰ª�H‹Æ�‚“™�ê–åŠw�ZŒ¤‹†‹I—v�@‘æ59Šª�i2024�j •\ކ�i–ÚŽŸ�j ’˜�@ŽÒ ˜_�@•¶ ƒy�[ƒW Takahiko KURAHASHISakura ICHIKAWAMasayuki KISHIDAMizuki IKARASHITetsuro IYAMA Density-based topology optimization for maximally stiff structure problem using Two-phase materials 1-5 Yudai SUGIYAMATakahiko KURAHASHIToshihiko ETO Shape optimization of an object in an incompressible viscous fluid for drag minimization (Considerations for introducing a shape selection process using deep reinforcement learning) 6-11 Doan Quang THUANTakahiko KURAHASHIHiroaki ARATATetsuro IYAMA Optimization of texture design parameters for friction reduction based on design of experiments and finite element fluid analysis 12-19 Takahiko KURAHASHIManaya NAKAZAWAMasayuki KISHIDAKousuke SHIMIZUTetsuro IYAMA Comparing the topology optimization results of the stiffest structure using two types of topological derivatives 20-25 ’˜�@ŽÒ •ñ�@�� ƒy�[ƒW �¯ˆä�i‰î Šw�¶‚É‚æ‚éƒeƒLƒXƒgƒ}ƒCƒjƒ“ƒO‚ÌŽÀ‘H 26-35 �@ ‘²‹ÆŒ¤‹†‘è–ڈꗗ�@—ߘa‚S”N“x 36-42 �ê�U‰È“Á•ÊŒ¤‹†‘è–Ú‹y‚Ñ—vŽ|ˆê——�@—ߘa‚S”N“x 43-67 ‰œ•t CONTENTS �¦ ‘æ56Šª‚æ‚è�wŒ¤‹†‹Æ�Ñ�x‚ÌŒf�ڂ𒆎~ �@�@�@
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