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| Both sides previous revisionPrevious revision | |||
| documentation:language_reference:objects:matrix:functions:touserdata [2024/12/12 16:55] – Maurits W. Haverkort | documentation:language_reference:objects:matrix:functions:touserdata [2024/12/12 18:14] (current) – Maurits W. Haverkort | ||
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| Line 15: | Line 15: | ||
| <code Quanty Example.Quanty> | <code Quanty Example.Quanty> | ||
| --This creates a table of tables | --This creates a table of tables | ||
| - | A = Matrix.Random({-2, | + | A = Matrix.Random({-2, |
| - | setmetatable(A, MatrixMeta) | + | |
| TimeStart(" | TimeStart(" | ||
| B = Matrix.Transpose(A) | B = Matrix.Transpose(A) | ||
| Line 25: | Line 24: | ||
| print(B[1][1]) | print(B[1][1]) | ||
| TimeEnd(" | TimeEnd(" | ||
| + | |||
| AUData = Matrix.ToUserdata(A) | AUData = Matrix.ToUserdata(A) | ||
| - | --A is, after this point, no longer needed. | + | |
| - | A = nil | + | |
| - | B = nil | + | |
| - | collectgarbage() | + | |
| TimeStart(" | TimeStart(" | ||
| B = Matrix.Transpose(AUData) | B = Matrix.Transpose(AUData) | ||
| Line 37: | Line 32: | ||
| B = Matrix.ConjugateTranspose(B) | B = Matrix.ConjugateTranspose(B) | ||
| B = B - AUData | B = B - AUData | ||
| - | --In case we want to access the first element. | ||
| - | B = Matrix.ToTable(B) | ||
| print(B[1][1]) | print(B[1][1]) | ||
| TimeEnd(" | TimeEnd(" | ||
| + | |||
| TimePrint() | TimePrint() | ||
| </ | </ | ||
