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Ideas of Alan Musgrave, by Text
[New Zealand, fl. 1993, At the University of Otago, NZ.]
§3

p.105

10049

Logical truths may contain nonlogical notions, as in 'all men are men'

§3

p.106

10050

A statement is logically true if it comes out true in all interpretations in all (nonempty) domains

§4

p.113

10060

Logical positivists adopted an Ifthenist version of logicism about numbers

§4 n

p.112

10058

No two numbers having the same successor relies on the Axiom of Infinity

§5

p.119

10062

Formalism seems to exclude all creative, growing mathematics

§5

p.119

10061

The Ifthenist view only seems to work for the axiomatised portions of mathematics

§5

p.120

10063

Formalism is a bulwark of logical positivism

§5

p.124

10065

Perhaps Ifthenism survives in mathematics if we stick to firstorder logic
