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bash float

Armandres answered on November 27, 2020 Popularity 9/10 Helpfulness 3/10

answer bash float

related float calculation bash

bash float

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bc <<< '0.3333+0.6666' # Get sum of floats in bash.
0.99			#Same for Substraction and Multiplication
bc -l <<< '10/3' # Fast way to get division
3.33333333333333333333
bc <<< 'scale=2; 10/3' #Define also how many decimals to take in scale
3.33

Popularity 9/10 Helpfulness 3/10 Language shell

Source: Grepper

Tags: bash operations shell

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Contributed on Nov 27 2020

Armandres

0 Answers Avg Quality 2/10

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float calculation bash

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$ printf %.10f\\n "$((10**9 * 20/7))e-9"   # many shells. Not mksh.
$ echo "$((20.0/7))"                       # (ksh93/zsh/yash, some bash)
$ awk "BEGIN {print (20+5)/2}"
$ zcalc
$ bc <<< 20+5/2
$ bc <<< "scale=4; (20+5)/2"
$ dc <<< "4 k 20 5 + 2 / p"
$ expr 20 + 5
$ calc 2 + 4
$ node -pe 20+5/2  # Uses the power of JavaScript, e.g. : node -pe 20+5/Math.PI
$ echo 20 5 2 / + p | dc 
$ echo 4 k 20 5 2 / + p | dc 
$ perl -E "say 20+5/2"
$ python -c "print(20+5/2)"
$ python -c "print(20+5/2.0)"
$ clisp -x "(+ 2 2)"
$ lua -e "print(20+5/2)"
$ php -r 'echo 20+5/2;'
$ ruby -e 'p 20+5/2'
$ ruby -e 'p 20+5/2.0'
$ guile -c '(display (+ 20 (/ 5 2)))'
$ guile -c '(display (+ 20 (/ 5 2.0)))'
$ slsh -e 'printf("%f",20+5/2)'
$ slsh -e 'printf("%f",20+5/2.0)'
$ tclsh <<< 'puts [expr 20+5/2]'
$ tclsh <<< 'puts [expr 20+5/2.0]'
$ sqlite3 <<< 'select 20+5/2;'
$ sqlite3 <<< 'select 20+5/2.0;'
$ echo 'select 1 + 1;' | sqlite3 
$ psql -tAc 'select 1+1'
$ R -q -e 'print(sd(rnorm(1000)))'
$ r -e 'cat(pi^2, "\n")'
$ r -e 'print(sum(1:100))'
$ smjs
$ jspl
$ gs -q  <<< "5 2 div 20 add  ="

Popularity 6/10 Helpfulness 3/10 Language shell

Source: unix.stackexchange.com

Tags: bash calculation shell

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Contributed on Mar 02 2022

Niransha

0 Answers Avg Quality 2/10

bash float

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bash float

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