If the document opened in the IFRAME does not have any targets set, then all those links will open in the same iframe as the parent document. You can use this feature to make links in one IFRAME change the contents of another IFRAME on the same page. IFrames and Security. The IFRAME element, by
Sigma notation, often referred to as summation notation, can be used in many common situations. For example, it can be used to calculate the sum of deposits for a bank account. Banks add together all deposits and withdrawals to determine the current balance.
Answer Wiki. Scientific notation is used for expressing large quantities, such as the speed of light, or very small quantities, such as the surface area of an atom. Scientific notation is much more practical to use in writing and calculation because it saves you the tedious time involved in writing a succession of zeroâs.