
Elementary Math Fractions, Percentages, Word Problems, Equations, Inequations, Factorization, Expansion 
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February 6th, 2019, 07:04 AM  #1 
Newbie Joined: Feb 2019 From: home Posts: 5 Thanks: 0  Mathematics
Who first introduced the symbol $x^{1}$ for reciprocal of a number x? Kindly provide some website link to support your answer. Last edited by skipjack; February 6th, 2019 at 09:44 PM. 
February 6th, 2019, 02:31 PM  #2 
Senior Member Joined: Feb 2016 From: Australia Posts: 1,790 Thanks: 629 Math Focus: Yet to find out. 
There are lots of overlaps with this notation. Can you be more specific? Maybe start here: https://en.wikipedia.org/wiki/Histor...tical_notation https://en.wikipedia.org/wiki/Multiplicative_inverse 
February 6th, 2019, 09:41 PM  #3 
Global Moderator Joined: Dec 2006 Posts: 20,472 Thanks: 2039  

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