Subject Index 287
LU decomposition, 148, 155, 156, 160
Łukasiewicz, Jan, 32
M
Mantissa, displaying full 10 digits, 60
Matrix
complex, 160–163
copying, 149
descriptors, 139, 147, 160, in R
I
, 173–174
dimensioning, 140, 142, 174
dimensions, displaying, 142, 147
equation, complex, 168
memory, 140, 171
name (See Matrix descriptors)
partitioned, 161, 164
Matrix elements,
accessing individually, 145–147
displaying, 144
storing and recalling, 143–144, 147, 149, 176
Matrix functions,
using R
I
, 173–174
using registers, 173
arithmetic, 153
conditional, 177
inverse, 150, 154
multiplication, 154
one-matrix, 149–151
programmed, 176–177
reciprocal, 150
residual, 159
row norm, 150, 177
summary, 177–179
transpose, 150, 151, 154
Mean (’), 53
W, 215
Memory
allocation, 76, 215–217
availability, 75–77, 213, 215
configuration, initial, 75–76
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