calc-41.typ

// Test inverse hyperbolic functions and the error function.
#test(calc.asinh(0), 0.0)
#test(calc.acosh(1), 0.0)
#test(calc.atanh(0), 0.0)
#test(calc.round(calc.asinh(calc.sinh(2)), digits: 10), 2.0)
#test(calc.round(calc.acosh(calc.cosh(2)), digits: 10), 2.0)
#test(calc.round(calc.atanh(calc.tanh(0.5)), digits: 10), 0.5)
#test(calc.erf(0), 0.0)
#test(calc.round(calc.erf(1), digits: 7), 0.8427008)
#test(calc.round(calc.erf(-1), digits: 7), -0.8427008)