SUBJECT
Mathematics
Electronic books
342
Computer science
43
Mathematical models
39
Data processing
27
Study and teaching
26
Image processing
25
Signal processing
25
Engineering mathematics
16
Numerical analysis
14
Digital techniques
13
History
13
Engineering
12
Mathematical optimization
12
Science
12
Research
11
Algorithms
10
Chemical engineering
9
Study and teaching (Elementary)
9
Electronic Resource
8
Philosophy
8
Automatic control
7
Electric power systems
7
Electromagnetism
7
Physics
7
Chemistry
6
Computer vision
6
Design and construction
6
Finite element method
6
Wavelets (Mathematics)
6
Computational complexity
5
Computer graphics
5
Effective teaching
5
Electrical engineering
5
Electromagnetic fields
5
Mathematical physics
5
Mathematicians
5
Mechanics
5
Structural analysis (Engineering)
5
Systems engineering
5
Algebra
4
Civil engineering
4
Competitions
4
Computational intelligence
4
Computer simulation
4
Continuum mechanics
4
Dynamics
4
Earth sciences
4
Ecology
4
Electromagnetic waves
4
more ...