Jannik Sinner said he would try to "delete" the memory of his five-set loss to Carlos Alcaraz in the Roland Garros final on Sunday, after the world number one passed up three championship points as the Spaniard roared back to claim victory.

Carlos Alcaraz saved three championship points as he produced an astonishing fightback from two sets down to beat Jannik Sinner in a French Open final for the ages on Sunday.

Janik Sinner's anticipated rise to world No.1 was officialised on Monday when the ATP released its new rankings, making him the first Italian ever to hold the top spot.

Jannik Sinner said his burgeoning rivalry with Carlos Alcaraz is "exciting" for tennis after losing in five sets to the Spaniard in the French Open semi-finals on Friday.

Carlos Alcaraz beat incoming world number one Jannik Sinner 2-6, 6-3, 3-6, 6-4, 6-3 on Friday to reach the French Open final and continue his bid for a third Grand Slam title.