{
  "name": "inclination",
  "type": "function",
  "groups": ["Math", "GeometryGroup"],
  "description": "Returns the inclination measured from the zenith (0) to the nadir (180) on point_a to point_b.",
  "arguments": [
    {"arg":"point_a","description":"point geometry"},
    {"arg":"point_b","description":"point geometry"}
  ],
  "examples": [
	{ "expression":"inclination( make_point( 5, 10, 0 ), make_point( 5, 10, 5 ) )", "returns":"0.0"},
	{ "expression":"inclination( make_point( 5, 10, 0 ), make_point( 5, 10, 0 ) )", "returns":"90.0"},
	{ "expression":"inclination( make_point( 5, 10, 0 ), make_point( 50, 100, 0 ) )", "returns":"90.0"},
	{ "expression":"inclination( make_point( 5, 10, 0 ), make_point( 5, 10, -5 ) )", "returns":"180.0"}

  ]
}