【简答题】If the K-L integral Equation 10.5-3 has two solutions, φ 1 (t) and φ 2 (t) corresponding to the eigenvalues λ 1 and λ 2 , then show that if λ 1 ≠0 and λ 2 ≠λ 1 we must have (Hint: Substitute for φ 1 (...
【简答题】A A greenhouse is a building made of glass which is used for keeping plants warm when the outside temperature is how.In a similar way there are several gases in the atmosphere which trap(捕捉)the heat p...