ReadThe Portobello Bookshop Gift Guide 2025

Books etc
Fiction
Storytelling is as old as time and, whether it’s an award-winning epic novel or a page-turning blockbuster, a great book can stay with you throughout your life
Contemporary & Classic Fiction Crime & Mystery Fantasy Graphic Novels & Comics Browse more Fiction categories
Non-fiction
Be it biography, history, nature writing or any other form of true story, non-fiction writing is often loaded with just as much suspense and character as the most exciting novel
Essays, Memoir & Biography Nature & Travel History & Archaeology Science & Technology Browse more Non-fiction categories
Children’s, Teenage & Educational
These stories for children and young adults will pique imaginations and inspire young readers
Children's Fiction Children's Non-Fiction Board Books, Picture Books & Activity Books Children's Poetry & Anthologies Browse more Children’s, Teenage & Educational categories
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Gift cards

Michael Aschbacher Author & Editor

Michael Aschbacher, California Institute of Technology, Pasadena, CA

Overgroups of Root Groups in Classical Groups cover

Overgroups of Root Groups in Classical Groups

Michael Aschbacher - Paperback

£80.00

Sporadic Groups cover

Sporadic Groups

Michael Aschbacher - Hardback

£115.00

3-Transposition Groups cover

3-Transposition Groups

Michael Aschbacher - Paperback

£40.00

Sporadic Groups cover

Sporadic Groups

Michael Aschbacher - Paperback

£60.00

Proceedings of the Rutgers Group Theory Year, 1983–1984 cover

Proceedings of the Rutgers Group Theory Year, 1983–1984

6 contributors - Paperback

£44.00

3-Transposition Groups cover

3-Transposition Groups

Michael Aschbacher - Hardback

£115.00