Inscrivez-vous ou connectez-vous pour rejoindre votre communauté professionnelle.
The counting numbers {1,2,3, ...}, are called natural numbers. They include all the counting numbers i.e. from1 to infinity.
They are all of the positive integers starting from1.
the numbers1,2,3....... are all natural numbers. or all positive integers are natural numbers.
Natural numbers1,2,3,4, ..................................
