Re: scheme-question: matrix-operation

2019-11-04 Thread Thomas Morley
Am Mo., 4. Nov. 2019 um 01:05 Uhr schrieb David Kastrup : > > Thomas Morley writes: > > > Hi, > > > > lets say I've a list of sublists like '((1 2 3)(4 5 6)) > > I want to modify it, the result should be '((1 3 5)(2 4 6)) > > > > This is a matrix-operation (not sure whether matrix is the correct >

Re: scheme-question: matrix-operation

2019-11-03 Thread David Kastrup
Thomas Morley writes: > Hi, > > lets say I've a list of sublists like '((1 2 3)(4 5 6)) > I want to modify it, the result should be '((1 3 5)(2 4 6)) > > This is a matrix-operation (not sure whether matrix is the correct > english term), on could write it graphically: > 1 2 3 > 4 5 6 > -> > 1 3 5

scheme-question: matrix-operation

2019-11-03 Thread Thomas Morley
Hi, lets say I've a list of sublists like '((1 2 3)(4 5 6)) I want to modify it, the result should be '((1 3 5)(2 4 6)) This is a matrix-operation (not sure whether matrix is the correct english term), on could write it graphically: 1 2 3 4 5 6 -> 1 3 5 2 4 6 What's the best scheme-way to get it