1 The helmet base form can also be used to create a napkin origami hat for a formal table setting. 2  Fold the bottom point of the helmet base 2/3 of the way to the top. 3  Then, fold this point back onto itself so it is touching the bottom horizontal crease of the napkin. Fold the bottom point of the helmet base 2/3 of the way to the top. 2  Then, fold this point back onto itself so it is touching the bottom horizontal crease of the napkin. 3  If desired, go over these creases with a travel iron to create a crisp look for your folded napkin. 4  Flip the napkin over. 5  Bring the corners together.
The VLOOKUP function is designed to return only the corresponding value of the first instance of a lookup value. But there is a work-around to identify multiple matches. Although VLOOKUP is not used in these array formulas, they are easier to understand and troubleshoot. Table of Contents.
1 Two - dimensional array - also known as a matrix the data is located in multiple columns or rows 2  . Table Array - A table array is one of the arguments used in Excel's lookup functions, such as VLOOKUP and HLOOKUP. The LOOKUP functions search the table array to find specific information. For VLOOKUP (vertical lookup), the table_array must contain at least two columns of data.