Pengumuman mengenai cEh akan dipaparkan di sini dalam beberapa hari akan datang. Sila tunggu. Two days have passed, thank you all for your understanding and anticipation. Before we begin to consider the rectilinear motion of a massive particle (and gravity too, but not now) in a metric signature with (+,+,+,+,+), what is necessary to do?… Continue reading 20260718