> as lemmas

1874 W. S. Jevons Princ. Sci. vi. 137 Another..difficulty is to decide when a change is merely grammatical and when it involves a real logical transformation. Between a table of wood and a wooden table there is no logical difference.

1883 F. H. Bradley Princ. Logic I. i. §17 It is false that the grammatical subject is the reality of which the predicate is held true, yet in every judgment there must be a subject.

1883 F. H. Bradley Princ. Logic III. i. ii. 394 But this differs from the result given by Professor Jevons in nothing except grammatical form.

1903 B. Russell Princ. Math. iv. 48 The question is: what logical difference is expressed by the difference of grammatical form?

1910 B. Russell in A. N. Whitehead & B. Russell Principia Mathematica I. Introd. iii. 66 The proposition must be capable of being so analysed that what was the grammatical subject shall have disappeared.

1933 L. S. Stebbing Mod. Introd. Logic (ed. 2) ix. 153 The point that is of importance is to distinguish the grammatical subject of a sentence from the logical subject of the proposition expressed by the sentence.

1951 A. Flew Ess. on Logic & Lang. 7 It would be absurd, but it would also be easy, to be misled by the grammatical similarity of ‘It goes on to London’ to ‘It goes on to Infinity’.

1959 P. F. Strawson Individuals ii. v. 148 Grammatical classifications do not unequivocally or clearly declare their own logical rationale.