; ; ; Updated in 2564 : on 2020 : 9 : 13 : Physics Law 73 ;

(law 73) : 99, 999, 9999, 99999, ... ;

so far, we've learnt engineering notation 10, 100, 1000, 10000, 100000, ... are somehow based on SQRT2 floating points' plus-or-minus 98;

so far, we've learnt (recurring decimal, recurring decimal, recurring decimal, recurring decimal) by using 99, 999, 9999, 99999, ... ; kuru kuru WHILE we're using Casio fx-300ES PLUS calculator, knowing THAT no larger than 99 bytes, regarding recurring decimal;

in computer software engineering, ( DEF, DEF) of method, procedure, technique, ... , can be e.g.

99999 (a.k.a. ninety nice thousand nine hundred and ninety nine) ;

9999 (a.k.a. nine thousand nine hundred and ninety nine) ;

999 (a.k.a. nine hundred and ninety nine) ;

99 (a.k.a. ninety nine) ;

((9+9) i.e. 18), so that 18 sheets of window frames are classically, traditionally, since 1980s ... ; Also see: CALCULATOR; Remark: 4.9 Method;

PHYSICS;

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