0 a fraction in which either the numerator (= the number above the line) or the denominator (= the number below the line) is itself a fraction --
1 a fraction (= division of a number) in which either the numerator (= number above the line) or the denominator (= number below the line) is itself a fraction --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.