El gráfico de la función cruce el eje X con f = 0
o sea hay que resolver la ecuación:
$$e^{- x} \sin{\left(2 \sqrt{2} x - 1 \right)} = 0$$
Resolvermos esta ecuaciónPuntos de cruce con el eje X:
Solución analítica$$x_{1} = \frac{\sqrt{2}}{4}$$
$$x_{2} = \frac{\sqrt{2} \left(1 + \pi\right)}{4}$$
Solución numérica$$x_{1} = 40.3394998340186$$
$$x_{2} = -17.4179783620402$$
$$x_{3} = 10.3500400014496$$
$$x_{4} = 95.8755365609981$$
$$x_{5} = 28.1215717540831$$
$$x_{6} = -7.42149175118387$$
$$x_{7} = 59.2217523211916$$
$$x_{8} = 32.5644546922414$$
$$x_{9} = 82.5468877465231$$
$$x_{10} = 75.8825633392855$$
$$x_{11} = 88.100491419221$$
$$x_{12} = -25.1930235038173$$
$$x_{13} = -1.86788807848591$$
$$x_{14} = 25.9001302850039$$
$$x_{15} = 42.5609413030978$$
$$x_{16} = 60.3324730557312$$
$$x_{17} = -11.8643746893422$$
$$x_{18} = 22.5679680813851$$
$$x_{19} = 58.111031586652$$
$$x_{20} = 35.8966168958602$$
$$x_{21} = 65.8860767284292$$
$$x_{22} = 12.5714814705288$$
$$x_{23} = 98.0969780300773$$
$$x_{24} = 52.5574279139541$$
$$x_{25} = -29.6359064419757$$
$$x_{26} = 30.3430132231622$$
$$x_{27} = 68.1075181975084$$
$$x_{28} = -24.0823027692777$$
$$x_{29} = -27.4144649728965$$
$$x_{30} = -21.8608613001986$$
$$x_{31} = 69.218238932048$$
$$x_{32} = 0.353553390593274$$
$$x_{33} = 48.1145449757957$$
$$x_{34} = 90.3219328883002$$
$$x_{35} = 92.5433743573794$$
$$x_{36} = 50.3359864448749$$
$$x_{37} = 38.1180583649394$$
$$x_{38} = 72.5504011356667$$
$$x_{39} = 15.9036436741476$$
$$x_{40} = 45.8931035067165$$
$$x_{41} = -15.196536892961$$
$$x_{42} = -19.6394198311194$$
$$x_{43} = 62.5539145248104$$
$$x_{44} = 85.8790499501418$$
$$x_{45} = 70.3289596665875$$
$$x_{46} = 78.1040048083647$$
$$x_{47} = 79.2147255429043$$
$$x_{48} = -5.20005028210468$$
$$x_{49} = 55.8895901175729$$
$$x_{50} = -9.64293322026305$$
$$x_{51} = 5.90715706329123$$
$$x_{52} = 8.12859853237041$$
$$x_{53} = 2.57499485967246$$
$$x_{54} = 20.3465266123059$$
$$x_{55} = -14.0858161584214$$
$$x_{56} = -4.08932954756509$$
$$x_{57} = 100.318419499157$$
$$x_{58} = 80.3254462774439$$
$$x_{59} = 18.1250851432267$$