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exponent

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exponent

 

  3  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Exponent  \Ex*po"nent\,  n.  [L.  exponens,  -entis,  p.  pr  of 
  exponere  to  put  out  set  forth,  expose.  See  {Expound}.] 
  1.  (Alg.)  A  number,  letter,  or  any  quantity  written  on  the 
  right  hand  of  and  above  another  quantity,  and  denoting  how 
  many  times  the  latter  is  repeated  as  a  factor  to  produce 
  the  power  indicated; 
 
  Note:  thus  a^{2}  denotes  the  second  power,  and  a^{n}  the  xth 
  power,  of  a  (2  and  x  being  the  exponents).  A  fractional 
  exponent,  or  index,  is  used  to  denote  the  root  of  a 
  quantity.  Thus  a^{1/3}  denotes  the  third  or  cube  root 
  of  a. 
 
  2.  One  who  or  that  which  stands  as  an  index  or 
  representative;  as  the  leader  of  a  party  is  the  exponent 
  of  its  principles. 
 
  {Exponent  of  a  ratio},  the  quotient  arising  when  the 
  antecedent  is  divided  by  the  consequent;  thus  6  is  the 
  exponent  of  the  ratio  of  30  to  5.  [R.] 
 
  From  WordNet  r  1.6  [wn]: 
 
  exponent 
  n  1:  a  person  who  pleads  for  a  cause  or  idea  [syn:  {advocate},  {proponent}] 
  2:  a  mathematical  notation  indicating  the  number  of  times  a 
  quantity  is  multiplied  by  itself  [syn:  {power},  {index}] 
 
  From  The  Free  On-line  Dictionary  of  Computing  (13  Mar  01)  [foldoc]: 
 
  exponent 
 
    (Or  "characteristic")  The  part  of  a 
  {floating-point}  number  specifying  the  power  of  ten  by  which 
  the  {mantissa}  should  be  multiplied.  In  the  common  notation, 
  e.g.  3.1E8,  the  exponent  is  8. 
 
  (1995-02-27)




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