If you are getting notifications from LogarithmicList, then your Mac is infected with adware. LogarithmicList is adware for Mac.
LogarithmicList changes setting in your Mac. First, LogarithmicList installs a browser extension in your browser. Then, after LogarithmicList hijacks your browser, it modifies settings in the browser. For example, it changes the default home page, modifies search results, and displays unwanted pop-ups in your browser.