: "∑" U2211 # N-ARY SUMMATION : "∀" U2200 # FOR ALL : "∃" U2201 # THERE EXISTS : "λ" # SMALL GREEK LETTER LAMBDA : "Δ" # CAPITAL GREEK LETTER DELTA : "‽" U203D # INTERROBANG : "‽" U203D # INTERROBANG <3> : "🐱" U1F431 # CAT

: "💩" U1F4A9