{"conversations": [{"from": "user", "value": "Com puc usar tf. A on seleccionar tots els valors m\u00e9s grans que 0?"}, {"from": "assistant", "value": "Podeu usar la funci\u00f3 identificadortf. A on job[ 1, 2 - 4] y = tf. on(x > 0, tf. zero s' assembla a(x) print=\\\\\\\\ {y) Aix\u00f2 far\u00e0 la sortida [[ 0], [3] = tf. a on(x > 0. x, tf. zeros_(x) GenericName"}]}