{"identifier":57488,"topic":"Functions","name":"ln, ln1, log2","text":"<code><pre>the ln of <i>number<\/i>\nthe ln1 of <i>number<\/i>\nthe log2 of <i>number<\/i>\n<\/pre><\/code>\nValues returned:  <code><pre>\n<\/pre><\/code>\n<code>ln <\/code>returns a number equal to the base-e<code> <\/code>or natural logarithm of<code> <i>number<\/i><\/code>.  <code><pre>\n<\/pre><\/code>\n<code>ln1 <\/code>returns a number equal to the natural logarithm of 1 +<code> <i>number<\/i><\/code>.   <code><pre>\n<\/pre><\/code>\n<code>ln2 <\/code>returns a number equal to the base-2 logarithm of<code> <i>number<\/i><\/code>. <br>\n","related":{"32809":null,"55719":"exp, exp1, exp2"},"examples":"the ln of 2.718282 --returns 1\nln(2.718282)\n\nln1 of 1.718282 --returns 1\nln1(1.718282)\n\nlog2 of 1024 -- returns 10\n\nlog2 of 1024 - 512 -- returns -502\nlog2 of (1024 - 512)  -- returns 9","demo":"","debug":{"9":["the ln of number\rthe"]}}