Frobenius Theorem
Let 
be a Matrix with Positive Coefficients so that 
for all 
, 2, ..., 
,then 
has a Positive Eigenvalue 
, and all its Eigenvalues lie onthe Closed Disk
See also Closed Disk, Ostrowski's Theorem
References
Gradshteyn, I. S. and Ryzhik, I. M. Tables of Integrals, Series, and Products, 5th ed. San Diego, CA: Academic Press, p. 1121, 1979.
- Reduced Latitude
- Reducible Crossing
- Reducible Matrix
- Reducible Representation
- Reduction of Order
- Reduction Theorem
- Redundancy
- Reeb Foliation
- Reef Knot
- Re-Entrant Circuit
- Refinement
- Reflection
- Reflection Property
- Reflection Relation
- Reflexible
- Reflexible Map
- Reflexive Closure
- Reflexive Graph
- Reflexive Reduction
- Reflexive Relation
- Reflexivity
- Region
- Regression
- Regression Coefficient
- Regula Falsi