They used principles of dynamic programming .
According to various sources , the basics of continuous backpropagation were derived in the context of control theory by Henry J. Kelley in 1960 and by Arthur E. Bryson in 1961 .
sources used principles of dynamic programming .
According to various sources , the basics of continuous backpropagation were derived in the context of control theory by Henry J. Kelley in 1960 and by Arthur E. Bryson in 1961 .