@misc{besson:hal-01847480, TITLE = {{A Note on the Ei Function and a Useful Sum-Inequality}}, AUTHOR = {Besson, Lilian}, URL = {https://inria.hal.science/hal-01847480}, YEAR = {2018}, MONTH = Jul, KEYWORDS = {Analysis ; Inequalities ; Primitive}, PDF = {https://inria.hal.science/hal-01847480/file/A_note_on_the_Ei_function.pdf}, HAL_ID = {hal-01847480}, HAL_VERSION = {v1}, }