### Common - Fix -- Fixed some dangling references to `random_in_unit_sphere()` (#1637) - Fix -- Clarify `uniform_real_distribution` usage for `random_double()` (#1680) - Update -- CMake minimum required version max now at 4.0.0. ### In One Weekend - Fix -- Fix equation for refracted rays of non-unit length (#1644) - Fix -- Typo "trigonometric qualities" -> "trigonometric identities" ### The Rest of Your Life - Fix -- Typo in equation in book 3, section 12.3 (#1686)