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Computer Algebra System in Coffeescript
34 lines (23 loc) • 385 B
text/coffeescript
test_arctan = ->
run_test [
"arctan(x)",
"arctan(x)",
"arctan(-x)",
"-arctan(x)",
"arctan(0)",
"0",
"arctan(tan(x))",
"x",
"arctan(1/sqrt(3))-pi/6", # 30 degrees
"0",
"arctan(1)-pi/4", # 45 degrees
"0",
"arctan(sqrt(3))-pi/3", # 60 degrees
"0",
"arctan(a-b)",
"arctan(a-b)",
"arctan(b-a)",
"-arctan(a-b)",
"arctan(tan(x))",
"x",
]