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Thank you. Your comments have helped us out. My father will be 99 in two months and is celebrating his 75 wedding anniversary with my mother this week. He was a research physicist and I graduated from Cornell with a major in mathematics years ago. He...
Thank you Todd. I used Wolfram alpha and this function worked like a charm! I have my pairs. The group will be delighted! Respectfully and in a bit of awe, Mark Good, PhD