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intended to be used with `dcopula`.\n\n\n```r\ncgaussian(rho = 0)\n```\n\n## Arguments\n\n- `rho`: Correlation parameter ($-1 < rho < 1$).\n\n## Returns\n\nFunction of two arguments (u,v) returning log copula density.\n\nThe Gaussian copula density is \n\n$$\n c(u,v;\\rho) = \\frac{1}{\\sqrt{1-\\rho^2}}\\exp\\left\\{-\\frac{1}{2(1-\\rho^2)} (z_1^2 - 2 \\rho z_1 z_2 + z_2^2) + \\frac{1}{2}(z_1^2 + z_2^2) \\right\\}, \n$$\n\n\nwhere $z_1 = \\Phi^{-1}(u)$, $z_2 = \\Phi^{-1}(v)$, and $-1 < \\rho < 1$.\n\n\n\n## Examples\n\n```r\nx <- c(0.5, 1); y <- c(1, 2)\nd1 <- dnorm(x, 1, log = TRUE); d2 <- dexp(y, 2, log = TRUE)\np1 <- pnorm(x, 1); p2 <- pexp(y, 2)\ndcopula(d1, d2, p1, p2, copula = cgaussian(0.5), log = TRUE)\n```\n\n## See Also\n\n`cclayton()`, `cgumbel()`, `cfrank()`"}]}]}]}]}]}],["$","div",null,{"className":"lg:w-1/3 lg:border-l px-1 sm:px-8 pt-8 sm:pt-1","children":[["$","div",null,{"className":"mb-8 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