1、 > par(mfrow = c(2,3)) > plot(1:10, bty = "o", main = "ooo", cex.main = 3) > plot(1:10, bty = "l", main = "lll", cex.main = 3) > plot(1:10, bty = "u", main = "uuu", cex.main = 3)
curl函数用于绘制函数的曲线。 1、 curve(x+0, -10, 10, bty="l") 2、 curve(2*x + 3, -10, 10, bty="l") 3、 curve(x^2,-5,5,bty="l") 4、 curve(x^2+3*x+1,-10,5) 5、 curve(2^x, -3,3,bty="l") 6、 curve(lo
