1 Subjects: “...ideal...”

2 Subjects: “...ideal gas law...”

3 Subjects: “...i-octahedron ideal...”

4 “... is ideal for students studying this field for the first time and also offers something new for students who...”

5 “..., it is evident that this Special Issue represents the ideal forum for disseminating excellent research findings...”

6 “... Coordinate System for the Plane by Triangular Symmetry, One-Dimensional Optimal System for 2D Rotating Ideal...”