๋ ˆ๋”ง์—์„œ ์ข‹์€ ๊ฑธ ๋ฐฐ์› ๋‹ค



1-(1-x^2)*(1-y^2)



1-(1-(2x-1)^2)*(1-(2y-1)^2)






๋ฌด๋‚œํ•˜๊ฒŒ ์ „์ž ๊ณต์‹์„ ์‘์šฉํ•ด ๋งŒ๋“ค์–ด๋ด„


์ฐธ๊ณ ๋กœ ์ €๊ฑฐ ์–ด๋–ป๊ฒŒ ๋‚˜์˜จ์ง€ ๊ถ๊ธˆํ•˜๋‹ค๋ฉด

๋Œ“๋ง์œผ๋กœ ๋‹ฌ๊ฒ ์Œ