QUESTION: Fix punctuation: Updated numerical functions such as LU QR and Cholesky
ANS: Updated numerical functions such as LU, QR and Cholesky

QUESTION: Fix punctuation: Collect for as many fruits as you can while dodging obstacles
ANS: Collect for as many fruits as you can while dodging obstacles.

QUESTION: Fix punctuation: His theory of light predicted that the velocity of light should decrease as it passes into a denser medium
ANS: His theory of light predicted that the velocity of light should decrease as it passes into a denser medium.

QUESTION: Fix punctuation: Why then you cant be a poet by Easter said the wise woman
ANS:
Why, then, you can't be a poet by Easter, said the wise woman.