Аннотация:In the vicinity of the system of two entangled circular current coils, disposed in perpendicular planes, there are areas with both ordered and chaotic behavior of the magnetic field lines. Near each of the coils the field lines wind on nested surfaces, which are topological tori. There is also an area that includes outlying regions of the system, in which the lines wind on nested topological tori with a "hole", surrounding the axis of the current system dipole. In the space between the systems of nested surfaces an area of chaotic behavior of field lines exists, including so-called "magnetic islands". Thus, the behavior of the magnetic field lines near this current system is "good" in the sense that they remain in a limited region of space (excluding the line coinciding with the total dipole axis) without approaching arbitrarily close to the coils, and the area of chaotic behavior has limited spatial volume.
Such current coils systems can be used to simulate the solar corona fields, in particular as a modification of the MCT (magnetic charge topology) method.