a polynomial solution of the , of the form T n (x) = cos(n cos −1 x), where n is an integer.
Children’s Health Environmental Coalition
[chee-chah-koh] /tʃiˈtʃɑ koʊ/ noun, plural chechakos. 1. (in the Pacific Northwest) cheechako. [chee-chah-koh] /tʃiˈtʃɑ koʊ/ noun, plural cheechakos. (sometimes initial capital letter) Informal. (in Alaska and Northern Canada) 1. a tenderfoot; greenhorn; newcomer. noun A newcomer; greenhorn [1890s+; fr Chinook jargon chee chahco, ”newcomer”]
[chuh-chen] /tʃəˈtʃɛn/ noun, plural Chechens (especially collectively) Chechen for 1. 1. a member of a Sunni Muslim people living in the Chechen-Ingush Autonomous Republic and adjacent areas, closely related to the Ingush. 2. the Caucasian language spoken by the Chechen. /ˈtʃɛtʃɛn/ noun (pl) -chens, -chen 1. a member of a people of Russia, speaking a […]
- Chechen-Ingush Autonomous Republic
[chuh-chen-in-goosh] /tʃəˈtʃɛn ɪnˈguʃ/ noun 1. an autonomous republic of the Russian Federation, in Caucasia. 7,350 sq. mi. (19,300 sq. km). Capital: Grozny.