Findings:

• Christoph (user)
• Christoph Waltz
• Christoph Leich
• Christoph de Babalon
• Christoph Schlingensief
• Georg Christoph Lichtenberg
• Christoph Luxenberg
• Christoph Martin Wieland
• Christoph von Dohnanyi
• Christoph Adami
• Christoph Willibald Gluck
• proof of Brouwer's fixed point theorem
• Brouwer's fixed point theorem
• The Metaphysics of Mathematics: Frege vs. Brouwer
• Adriaen Brouwer
• Leo Brouwer
• Luitzen E. J. Brouwer

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