ๆญฃๅจๅ ่ฝฝ่ง้ข...
่ง้ขๅ ่ฝฝๅคฑ่ดฅ
In General Relativity and Quantum Gravity, diffeomorphism often called diffeomorphism invariance or general covariance is an isomorphism of differentiable manifolds that defines the physical nature of spacetime. Rather than a mathematical tool, diffeomorphism is a smooth, bijective (invertible) mapping between two open sets where both the function and its... show more
28,926 ๆฌก่ง็ โข 3 ไธชๆๅ โขvia X (Twitter)
0 ๆก่ฏ่ฎบ
ๆๆ ่ฏ่ฎบ
ๅๅงๅธๅญ็่ฏ่ฎบๅฐๆพ็คบๅจ่ฟ้
