Profile

Cover photo
Alexander Bogomolny
Works at CTK Software
Attended Moscow State University
Lives in NJ, USA
466,261 views
AboutPostsCollectionsPhotosVideos

Stream

Alexander Bogomolny

Shared publicly  - 
 
An inequality with cot, cos, sin - most natural but far from elementary

http://www.cut-the-knot.org/arithmetic/algebra/CotCosSinInequality.shtml
1
Add a comment...

Alexander Bogomolny

Shared publicly  - 
1
Add a comment...

Alexander Bogomolny

Shared publicly  - 
 
The way was led by the duck-mother. The ducklings were crowding around while the duck was inspecting the tree hole. Then she left and the ducklings followed. But I few seconds later on of the ducklings returned and began its own investigation. A curious duckling.

#birdphotography   #naturephotography   #birdsgallery  
2
Add a comment...

Alexander Bogomolny

Shared publicly  - 
 
1
Add a comment...

Alexander Bogomolny

Shared publicly  - 
 
An edifying situation: lower and upper bounds on a function, both best possible but only one is attainable.

http://www.cut-the-knot.org/arithmetic/algebra/Danubius2016.shtml
1
Add a comment...

Alexander Bogomolny

Shared publicly  - 
 
A great blue heron from under the tree where it was perching

#birdphotography   #naturephotography   #birdsgallery  
1
Add a comment...
Alexander's Collections
People
Education
  • Moscow State University
    MS Mathematics, 1966 - 1971
  • Hebrew University of Jerusalem
    PhD Mathematics, 1976 - 1981
Basic Information
Gender
Male
Story
Tagline
Love math. Care for math education.
Work
Occupation
Software and web dvelopment, most happily math related
Skills
Mathematics - applied and otherwise, programming Java and C++
Employment
  • CTK Software
    Principal, present
Places
Map of the places this user has livedMap of the places this user has livedMap of the places this user has lived
Currently
NJ, USA