📘 differensial tenglamalar, geometriya
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Sfera Geodezik Af9C28
1. Muammo: Sferada geodezik chiziq tenglamasini topish va berilgan i qiymat bilan hisoblash.
2. Geodezik chiziq sferada eng qisqa yo'l bo'lib, uning tenglamasi sferaning parametrik