doc/langref.html.in      |  6 ++++++
 lib/std/math.zig         | 18 ++++++++++++++++++
 lib/std/math/epsilon.zig |  1 +
 lib/std/math/inf.zig     |  1 +
 lib/std/math/nan.zig     |  3 +++
 5 files changed, 29 insertions(+)