* Based on Carlson's algorithms:
* - B. C. Carlson Numer. Math. 33, 1 (1979)
* - B. C. Carlson, Special Functions of Applied Mathematics (1977)
- * - Nunerical Recipes in C, 2nd ed, pp. 261-269,
+ * - Numerical Recipes in C, 2nd ed, pp. 261-269,
* by Press, Teukolsky, Vetterling, Flannery (1992)
*
* @param __x The first of two symmetric arguments.
* Based on Carlson's algorithms:
* - B. C. Carlson Numer. Math. 33, 1 (1979)
* - B. C. Carlson, Special Functions of Applied Mathematics (1977)
- * - Nunerical Recipes in C, 2nd ed, pp. 261-269,
+ * - Numerical Recipes in C, 2nd ed, pp. 261-269,
* by Press, Teukolsky, Vetterling, Flannery (1992)
*
* @param __x The first argument.
* Based on Carlson's algorithms:
* - B. C. Carlson Numer. Math. 33, 1 (1979)
* - B. C. Carlson, Special Functions of Applied Mathematics (1977)
- * - Nunerical Recipes in C, 2nd ed, pp. 261-269,
+ * - Numerical Recipes in C, 2nd ed, pp. 261-269,
* by Press, Teukolsky, Vetterling, Flannery (1992)
*
* @param __x The first of three symmetric arguments.