Question: Derive the Gottfried sum rule, where the quark distributions refer to the proton. | [F} (2) F (x)] dr 3+5, (a(z) d(x)] d, 0.

Derive the Gottfried sum rule,

| [F} (2) – F (x)] dr 3+5, (a(z) – d(x)] dæ, 0.

where the quark distributions refer to the proton.

| [F} (2) F (x)] dr 3+5, (a(z) d(x)] d, 0.

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