We prove a lower bound in a law of the iterated logarithm for sums of the form where f satisfies certain conditions and the satisfy the Hadamard gap condition .
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-sm222-3-2, author = {Charles N. Moore and Xiaojing Zhang}, title = {A lower bound in the law of the iterated logarithm for general lacunary series}, journal = {Studia Mathematica}, volume = {223}, year = {2014}, pages = {207-228}, zbl = {1305.42003}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm222-3-2} }
Charles N. Moore; Xiaojing Zhang. A lower bound in the law of the iterated logarithm for general lacunary series. Studia Mathematica, Tome 223 (2014) pp. 207-228. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm222-3-2/