Page:Wittgenstein - Tractatus Logico-Philosophicus, 1922.djvu/199

Rh :example of, 4.45 (2)
 * expression for general term of, 5.2522
 * general term of, 4.1273 (2)
 * needs variables, 4.1273
 * of truth functions, 5.1 (1)
 * progress from term to term of, 5.252

Freedom of the will, 5.1362 (1)

Frege, 3.143, 3.318, 3.325, 4.063 (1), 4.1272 (8), 4-1273, 4.4431, 5.02 (3), 5.132 (4), 5.42, 5.451, 5.4733 (1), 5.521, 6.1271, 6.232 (1)

Frequency, of occurrence of events, 5.154 (1)

"Function", a formal concept, 4.1273 (7, 8)

Function
 * and composition, 5.47 (3)
 * cannot be its own argument, 3333. 5.251
 * cannot present formal concepts, 4.126 (4)
 * distinct from operation, 5.25 (3)
 * elementary proposition is a, of names 4.24 (2)
 * proposition is a, of names, 3.318, 4.24 (2)

Future, no knowledge of, 6.26311

Generality
 * accidental, 6.031 (2), 6.1232
 * concept of, separated from truth-function, 5.521
 * essential
 * needed in mathematics, 6.031 (2)
 * opposed to accidental generality, 6.1232
 * how shown, 5.1311 (2)
 * how symbolized, 4.0411
 * its notation contains a prototype, 3.24 (3). 5.522
 * symbol for, occurs as an argument, 5.523
 * symbolism for, makes constants prominent, 5.522
 * refers to logical prototype, 5.522

Geometrical place, and possibility, 3.41 1

Geometry, as a priori, 6.35 (1)

God, 6.432, 6.372 (1)

"Green is green", 3.323 (3)

Hertz, 4.04 (2), 6.361

Hieroglyphic writing, 4.016

Idealists, their explanation of seeing spatial relations, 4.0412

Identity
 * cannot be asserted, 6.2322
 * criticism of Russell's definition of, 5.5302
 * how expressed, 5.53, 5.531, 5.532. 5.5321
 * not a property, 5.473 (2)
 * not a relation between objects, 5.5301 (1)
 * of sign-tokens, 3.203
 * sign of
 * dispensable, 5.533, 6.232 (2)
 * its meaning, 4.241 (2)

Immortality, 6.4312 (1)

Inconceivability, and internality of properties, 4.123

Independence, of propositions, defined, 5.152 (1)

Index (of a name)
 * explained, 5.02
 * confused with argument, 5.02 (3)

Induction
 * as assumption of simplicity, 6.363
 * has only psychological foundation, 6.3631 (1)