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• oliver heaviside, heaviside
• ヘビサイド
• English physicist and electrical engineer who helped develop telegraphic and telephonic communications; in 1902 (independent of A. E. Kennelly) he suggested the existence of an atmospheric layer that reflects radio waves back to earth (1850-1925)
• 英国の物理学者、電気技術者で、電信と電話通信を発展させることに貢献した