code guest register log in programs messages repl prompts data documentation source about privacy terms /up french production

forty_seven?

Decimal
examples
negative two point zero forty seven check
input
-2.0.forty_seven?
result
false
negative two point one forty seven check
input
-2.1.forty_seven?
result
false
negative one point zero forty seven check
input
-1.0.forty_seven?
result
false
negative one point one forty seven check
input
-1.1.forty_seven?
result
false
negative zero point one forty seven check
input
-0.1.forty_seven?
result
false
zero point zero forty seven check
input
0.0.forty_seven?
result
false
negative zero point one forty seven check
input
-0.1.forty_seven?
result
false
one point zero forty seven check
input
1.0.forty_seven?
result
false
negative one point one forty seven check
input
-1.1.forty_seven?
result
false
negative two point zero forty seven check
input
-2.0.forty_seven?
result
false
two point one forty seven check
input
2.1.forty_seven?
result
false
forty seven check true
input
47.0.forty_seven?
result
true
forty seven check false
input
47.1.forty_seven?
result
false