1 “...The imaginary unit i = √-1 has been used by mathematicians for nearly five-hundred years, during...”

2 Table of Contents: “...-Output Equations -- Computation of Imaginary Axis Eigenvalues and Critical Parameters for Neutral Time...”

3 “... of relativity in three-dimensional Euclidean space, to formulate quantum mechanics without the imaginary unit...”

4 “... of the characteristic roots located on the imaginary axis as well as on properties invariant with respect to the delay...”

5 Table of Contents: “... -- Imaginary-axis zeros in multivariable H? -optimal control -- A polynomial approach to H? -optimization...”

6 Table of Contents: “... Functions with J-Unitary Values on the Imaginary Axis or Unit Circle -- 14. Subspace Interpolation Problems...”

7 Table of Contents: “... Exponent and Eigenvalue Abscissas by Way of the Imaginary Axis Eigenvalues -- The Effect of Approximating...”

8 Table of Contents: “... Functions on a sector -- 6.4 Estimate from behavior on the imaginary axis -- 6.5 Blaschke products...”

9 Table of Contents: “... The Imaginary Unit as a Matrix -- A.2 Determinants --...”

10 Table of Contents: “... ComplexEigenvalue Crosses the Imaginary Axis. Hopf Bifurcation -- 8.5 Hopf Bifurcation, Continued -- 8.6 Frequency...”

11 “...) language and various imaginaries, uniting diverse productive contexts such as logistics, finance, new media...”

12 “...) language and various imaginaries, uniting diverse productive contexts such as logistics, finance, new media...”