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2000 Apr 07
1
Newbie: Data reading problem
...rst columns are loaded but I can't make basic operation on matrices because the following error appears: >Warning messages: >1: NAs introduced by coercion >2: NAs introduced by coercion My basic questions are then: How can I keep the link beetwen name device (character) (with date ifpossible) and the recorded fields (numeric)? What is the command to use for reading this file format and use basic functions on matrices (i.e, calculus will not take care about nor names, neither dates) I hope my explanation is clear. Sorry for disturbing and many thanks in advance for any help Li?m TRAN...