Writing Style Websites:
occampress.com
A Solution to the 3x + 1 Problem and Papers on Fermat's Last Theorem, and...
A Solution to the 3x+1 Problem can be downloaded here. Several qualified readers have written the author stating the solution is valid.
schatzgroup.com
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The Schatz Group offers professional writing and editing services to individuals, businesses, nonprofit associations, law firms, marketing and public relations agencies, and...