Stieltjes on a square (#1) #9

Job	Run time
Julia lts - windows-latest - x64 - push	3m 20s
Julia lts - macOS-latest - x64 - push	3m 38s
Julia lts - ubuntu-latest - x64 - push	4m 47s
Julia 1 - macOS-latest - x64 - push	3m 32s
Julia 1 - ubuntu-latest - x64 - push	3m 0s
Julia 1 - windows-latest - x64 - push	3m 51s
	22m 8s

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