Ann Arbor, MI, USA
Alpine Retreat, New Zealand
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|Books and course notes.||Photos of the mountain areas|
|Expository and research articles.|
|A representation of Grothendieck's vision of a pinned reductive group.||Mount Christina from the McKellar saddle.|
|Photos of the world's major mountain ranges||Photos of the West Lake Scenic Area and Huang Shan|
|TeX guide for commutative diagram packages.|
|Kangchenjunga 8586m/28169ft (in distance at left) and
Makalu 8475m/27806ft, from the northeast ridge of Everest May 18, 2004.
|The botanical gardens, Hangzhou, after a late snowfall, March 11, 2005.|