176
Alphabetical Listing
subMat()
Catalog >
subMat(
Matrix1
[
,
startRow
][
,
startCol
][
,
endRow
][
,
endCol
]
)
⇒
matrix
Returns the specified submatrix of
Matrix1
.
Defaults:
startRow
=1,
startCol
=1,
endRow
=last row,
endCol
=last column.
Sum (Sigma)
See
Σ
(),
sum()
Catalog >
sum(
List
[
,
Start
[
,
End
]]
)
⇒
expression
Returns the sum of all elements in
List
.
Start
and
End
are optional. They specify a
range of elements.
Any void argument produces a void result.
Empty (void) elements in
List
are ignored.
For more information on empty elements,
see page 232.
sum(
Matrix1
[
,
Start
[
,
End
]]
)
⇒
matrix
Returns a row vector containing the sums
of all elements in the columns in
Matrix1
.
Start
and
End
are optional. They specify a
range of rows.
Any void argument produces a void result.
Empty (void) elements in
Matrix1
are
ignored. For more information on empty
elements, see page 232.
sumIf()
Catalog >
sumIf(
List
,
Criteria
[,
SumList
]
)
⇒
value
Returns the accumulated sum of all
elements in
List
that meet the specified
Criteria
. Optionally, you can specify an
alternate list,
sumList
, to supply the
elements to accumulate.
Содержание TI-Nspire CAS
Страница 4: ...4 Service and Warranty Information 249 Index 251 ...
Страница 248: ...248 ...
Страница 250: ...250 ...