{
  "math_abs": {
    "Math.abs(0)": 0,
    "Math.abs(1)": 1,
    "Math.abs(-1)": 1,
    "Math.abs(1.5)": 1.5,
    "Math.abs(-1.5)": 1.5
  },
  "math_acos": {
    "Math.acos(0)": 1.5707963267948966,
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    "Math.acos(8/10)": 0.6435011087932843,
    "Math.acos(5/3)": null
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  "math_acosh": {
    "Math.acosh(1)": 0,
    "Math.acosh(2)": 1.3169578969248166,
    "Math.acosh(2.1)": 1.37285914424258
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}