English: Now, remember for l = 1 u(r) as r → 0 goes as r^(l + 1) which is r².
Kannada: ಈಗ, l = 1 u(r) ಗಾಗಿ ನೆನಪಿಡಿ, ಏಕೆಂದರೆ r → 0 r^(l + 1) ಅಂದರೆ r².