In this article we define second-order partial differentiation of real binary functions and discuss the relation of second-order partial derivatives and partial derivatives defined in [17].
@article{bwmeta1.element.doi-10_2478_v10037-009-0009-7, author = {Bing Xie and Xiquan Liang and Xiuzhuan Shen}, title = {Second-Order Partial Differentiation of Real Binary Functions}, journal = {Formalized Mathematics}, volume = {17}, year = {2009}, pages = {79-87}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.doi-10_2478_v10037-009-0009-7} }
Bing Xie; Xiquan Liang; Xiuzhuan Shen. Second-Order Partial Differentiation of Real Binary Functions. Formalized Mathematics, Tome 17 (2009) pp. 79-87. http://gdmltest.u-ga.fr/item/bwmeta1.element.doi-10_2478_v10037-009-0009-7/
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