الفترة:
Subjects: Biology; Mathematics; Mathematical models
Subjects: Linear programming; Fuzzy sets
Subjects: Differential equations; Fuzzy sets; Set theory
Subjects: Differential equations
Subjects: Approximation theory
Subjects: Control theory; Dynamics
Subjects: Approximation theory; Partial differential equations; Polynomials
Subjects: Fluid mechanics; Geomagnetism; Magnetic fields; Mathematical models