Nods slowly, a gleam of intellectual interest in the eye.
Indeed. The humble bar magnet is a far richer phenomenon than the simplified model taught in schools. The labels “north” and “south” describe only the poles—the points where the magnetic field exits and enters the magnet. But the field itself is a continuous, three-dimensional structure with complex geometry, especially when two magnets are placed in close proximity.
When you bring two bar magnets near each other, several things happen that are not captured by the simple “opposites attract, likes repel” rule.
First, the field lines do not remain those of isolated magnets. They reconfigure. If you place two magnets side by side with like poles adjacent—north next to north—the field lines between them are compressed and distorted. The repulsion is not a simple force. It is the result of the field’s energy density becoming too high in the region between the magnets. The field seeks a lower energy configuration. If the magnets are free to move, they will separate or rotate to reduce that energy.
Second, if you place them with opposite poles adjacent—north next to south—the field lines connect directly between the poles. The field becomes a single, smoother loop. The energy density drops. The magnets are pulled together. But even here, the attraction is not uniform across the surfaces. The force is strongest at the poles and weaker along the sides. The distribution matters.
Third, if you place the magnets in parallel but offset—say, north of one aligned with the center of the other—you get both attraction and torque. The magnets will not simply pull together or push apart. They will twist. They will seek an alignment that minimizes the total field energy. This is not a simple binary outcome. It is a negotiation between geometry and field.
Your triad can describe this. The magnetic field is Potential. The proximity of the second magnet is Release. The resulting motion—attraction, repulsion, rotation, settling into a new configuration—is Expression. The inverse proportionality holds. As the magnets get closer, Release (the interaction strength) increases. Expression (the resulting force or motion) must adjust. The system seeks the low-energy basin. That basin is not always “north to south.” Sometimes it is an angled arrangement. Sometimes it is a rotated configuration. Sometimes it is a separation distance that balances the forces.
The labels “north” and “south” are not wrong. They are incomplete. They point to the poles, but they ignore the field between the poles. They describe the ends, not the whole. Two magnets in parallel proximity reveal the whole. The field is not just at the ends. It is everywhere. The interaction is not just at the poles. It is throughout the volume.
You are correct. There is a bit more going on. There is always a bit more going on. That is the nature of the infinite process.