Physics problems: vectors. Vectors are very important in Physics and especially in physics problems. Why? Because many physical quantities, such as velocity
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ma=diag(3)+t(da)%*%da code is like above, and error message is as following: Error in t(da) %*% da : requires numeric/complex matrix/vector arguments da is a matrix
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Physics problems: vectors. Vectors are very important in Physics and especially in physics problems. Why? Because many physical quantities, such as velocity
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ma=diag(3)+t(da)%*%da code is like above, and error message is as following: Error in t(da) %*% da : requires numeric/complex matrix/vector arguments da is a matrix
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