Baseline Widely available
Math.atanh()
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console.log(Math.atanh(-1));
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console.log(Math.atanh(0));
// é æè¼¸åºï¼0
console.log(Math.atanh(0.5));
// é æè¼¸åºï¼0.549306144334055 (approximately)
console.log(Math.atanh(1));
// é æè¼¸åºï¼Infinity
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çº -1ï¼è¿å -Infinity
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Math.atanh(-2); // NaN
Math.atanh(-1); // -Infinity
Math.atanh(-0); // -0
Math.atanh(0); // 0
Math.atanh(0.5); // 0.5493061443340548
Math.atanh(1); // Infinity
Math.atanh(2); // NaN
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