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Spell out RPN abbreviation in Calc manual intro

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* doc/misc/calc.texi (What is Calc, Demonstration of Calc)
(RPN Tutorial): Spell out "Reverse Polish notation" abbreviation.
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Stefan Kangas 2023-02-18 10:57:27 +01:00
parent 1769a58830
commit 1e5cebc88b
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doc/misc/calc.texi
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@ -232,7 +232,8 @@ series of calculators, its many features include:
@itemize @bullet
@item
Choice of algebraic or RPN (stack-based) entry of calculations.
Choice of algebraic or Reverse Polish notation (RPN),
i.e. stack-based, entry of calculations.
@item
Arbitrary precision integers and floating-point numbers.
@ -421,8 +422,8 @@ difference between lower-case and upper-case letters. Remember,
@key{RET}, @key{TAB}, @key{DEL}, and @key{SPC} are the Return, Tab,
Delete, and Space keys.
@strong{RPN calculation.} In RPN, you type the input number(s) first,
then the command to operate on the numbers.
@strong{RPN calculation.} In Reverse Polish notation (RPN), you type
the input number(s) first, then the command to operate on the numbers.
@noindent
Type @kbd{2 @key{RET} 3 + Q} to compute
@ -1348,18 +1349,19 @@ to control various modes of the Calculator.
@subsection RPN Calculations and the Stack
@cindex RPN notation
@cindex Reverse Polish notation
@noindent
@ifnottex
Calc normally uses RPN notation. You may be familiar with the RPN
system from Hewlett-Packard calculators, FORTH, or PostScript.
(Reverse Polish Notation, RPN, is named after the Polish mathematician
Jan Lukasiewicz.)
Calc normally uses Reverse Polish notation (RPN). You may be familiar
with the RPN system from Hewlett-Packard calculators, FORTH, or
PostScript. (Reverse Polish Notation is named after the Polish
mathematician Jan Lukasiewicz.)
@end ifnottex
@tex
Calc normally uses RPN notation. You may be familiar with the RPN
system from Hewlett-Packard calculators, FORTH, or PostScript.
(Reverse Polish Notation, RPN, is named after the Polish mathematician
Jan \L ukasiewicz.)
Calc normally uses Reverse Polish notation (RPN). You may be familiar
with the RPN system from Hewlett-Packard calculators, FORTH, or
PostScript. (Reverse Polish Notation is named after the Polish
mathematician Jan \L ukasiewicz.)
@end tex
The central component of an RPN calculator is the @dfn{stack}. A