HOME TOP UP PREV NEXT 1 GERMAN MAP Tractatus Logico-Philosophicus 5.532
Therefore instead of Russell's
"(x, y) . f(x, y)" : "(
x, y) . f(x, y) .v. (
x) . f(x, x)".)
And if the proposition "only one x
satisfies f( )" reads:
"(x) . fx : ~(
x, y) . fx . fy".