ISBN-13: 9780367196905 / Angielski / Twarda / 2019 / 335 str.
ISBN-13: 9780367196905 / Angielski / Twarda / 2019 / 335 str.
The author introduces spherical geometry and it practical applications in a mathematically rigorous form. Readers will see how the axiom system for plane geometry can be modified in certain ways to produce a completely different geometric world.