Vandermonde system a1 Vandermonde system is full rank and hence as a unique solution8 Vandermonde System • Vandermonde System is full rank and hence has a unique solution               =                             − − − − d i i i d d d d d d s s s a a a i i i i i i       2 1 1 1 0 1 1 2 2 1 1 1 1 ... 1 ... 1