Colloquium DATE 2023-03-30¡@16:10-17:00 PLACE ¼Æ¾Ç¨tÀ] 1F3174±Ð«Ç SPEAKER ³¯¶©©_ ±Ð±Â¡]°ê¥ß¬Fªv¤j¾ÇÀ³¥Î¼Æ¾Ç¨t¡^ TITLE The Mean-Field Behavior for The Nearest-Neighbor Percolation and Oriented Percolation ABSTRACT In this talk, we consider nearest-neighbor percolation and oriented percolation with independent Bernoulli bond-occupation probability on the $d$-dimensional lattice. We present that the two-point function obeys an infrared bound which implies that various critical exponents take on their respective mean-field values above the upper-critical dimension $d_c$.