Παρασκευή 19 Ιανουαρίου 2024

X(61637), X(61638)

X(61637) = ISOGONAL CONJUGATE Χ(61638)

Barycentrics   

See Floor van Lamoen and Francisco, euclid 6085.

X(61637) lies on this line:

X(61637) = isogonal comjugate of X(61638)


X(61638) = X(2)X(3)∩X(195)X(15109)

Barycentrics   

See Floor van Lamoen and Francisco, euclid 6085.

X(61638) lies on these lines:

X(61638) = isogonal comjugate of X(61637)


Douglas Hofstadter, FOREWORD

Douglas Hofstadter, FOREWORD In: Clark Kimberling, Triangle Centers and Central Triangles. Congressus Numerantum, vol. 129, August, 1998. W...