8 lines
		
	
	
		
			163 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			8 lines
		
	
	
		
			163 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
"use strict";
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module.exports = function () {
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	var log10 = Math.log10;
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	if (typeof log10 !== "function") return false;
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	return log10(2) === 0.3010299956639812;
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};
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