if an equation is given the correct answer, it is mathematically correct.
say carry the decimal point, it sounds more sophisticated.
0121 = 121
>> A mathematically correct form of linear perspective <<
The area code 0121 is in Birmingham.
0121 serves the Birmingham, England area for telephone networks.
In the UK, 0121 is the area code for Birmingham.
a mathematically correct from of linear perspective
Assuming that is a UK phone number - 0121 is the area code for the City of Birmingham.
not grammatically correct, but mathematically correct
0121 do 1
0121.........