Helmut Pfeiffer

According to our database1, Helmut Pfeiffer authored at least 3 papers between 1985 and 1992.

Collaborative distances:
  • no known Dijkstra number2.
  • no known Erdős number3.

Timeline

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Article 
PhD thesis 
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Links

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Bibliography

1992
A Notation System for Ordinal Using ψ-Functions on Inaccessible Mahlo numbers.
Math. Log. Q., 1992

1990
A theorem on labelled trees and the limits of its provability.
Math. Log. Q., 1990

1985
Some System of Predicate Tense Logic.
Math. Log. Q., 1985


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