the dr bob enterprises academic home page

This is the home page of  Bob Jantzen [Robert T. Jantzen]
Department of Mathematics and Statistics, Villanova University

dr bob enterprises expanded academic home page
      [all the little details about bob]

 jantzen.gif (12985 bytes)  

       Eng/Sci Calculus DE LinAlg sequence home pages 

16-jun-2024 robert.jantzen@villanova.edu  
[Publications, Talks, Princeton Math 1930s [local copy], Bianchi, Godel,  relativity notes]
[unpublished notes on differential geometry (book for undergrads), Gravitoelectromagnetism,

 geodesics on the torus] [geos on the cavatappi pasta surface You Tube TALK, gravity orbits]
[Splitting the Gini Index in Two] ellipse evolute normals color Apollonius [RJR80]