- 一(one; horizontal line (barrier))ASSOCIATIVE
- 廾(two hands lift up)ASSOCIATIVE
Two hands push up the barrier together to open it.
perturbative expansion (physics)
perturbative expansion (physics)
Perturbation expansion is an important method in physics.
Two hands push up the barrier together to open it.
perturbative expansion (physics)
perturbative expansion (physics)
Perturbation expansion is an important method in physics.
Two hands push up the barrier together to open it.
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