ZHANG, Ruda May 22, 2019:  More on linear operators. [e971ed4]
ZHANG, Ruda May 21, 2019:  More on linear operators. Push to server. [188bee1]
ZHANG, Ruda May 16, 2019:  More on measure space, linear operators. [3390fb8]
ZHANG, Ruda May 14, 2019:  Add Math Characters. [cb01b74]
ZHANG, Ruda May 11, 2019:  Add mathematical logic. [8cb4d71]
ZHANG, Ruda April 26, 2019:  More on linear operators [c2b216d]
ZHANG, Ruda April 25, 2019:  More on function/mapping/operator. [bd798f8]
ZHANG, Ruda March 18, 2019:  Notes on topology and geometry. [bfe63ec]
ZHANG, Ruda February 24, 2019:  Replace superscript * to ∗ [d60bd7f]
ZHANG, Ruda December 30, 2018:  Use dollar style math markup. [1b7036c]
ZHANG, Ruda March 23, 2018:  Global remove trailing whitespaces [2b7ff90]
Ruda Zhang May 31, 2017:  Criteria of good scientific research [a64eaf9]
Ruda Zhang May 07, 2017:  Restructure duality. [5f17880]
Ruda Zhang May 07, 2017:  More on Duality [0725332]
Ruda Zhang April 27, 2017:  MIT Optimization course notes [ca1251c]
Ruda Zhang June 26, 2016:  one sentence per line [e15360a]
Ruda Zhang June 26, 2016:  add category tag to wiki pages [a9b356c]
Ruda Zhang June 26, 2016:  Use internal link for wiki pages. [22daaba]
Ruda Zhang June 26, 2016:  use canonical filename and no internal H1 [eeca8ff]