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Baer subplanes and Baer collineations of derivable projective planes. (English) Zbl 0316.50007


MSC:

51E20 Combinatorial structures in finite projective spaces
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References:

[1] J. Cofman, Baer subplanes of affine and projective planes. Math. Zeitschr.126 (1972) 339–344. · Zbl 0222.50027 · doi:10.1007/BF01110338
[2] H. Lenz, Zur Begründung der analytischen Geometrie. Sitz._– Ber. Bayer. Akad. Wiss. (1954) 17–72.
[3] T. G. Ostrom, Semi-translation planes. Trans. Amer. Math. Soc.111 (1964) 1–18. · Zbl 0117.37303 · doi:10.1090/S0002-9947-1964-0159255-6
[4] O. Prohaska, Endliche ableitbare affine Ebenen. Geometriae Dedicata1 (1972) 6–17. · Zbl 0243.50009 · doi:10.1007/BF00147376
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