a body's relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing

In Stock

Size Guide

$34.99 $29.99

Shipping and Returns Policy

Jun 17, 2022 ... You can think of P -> Q as saying "whenever P is true, Q is also true." This is vacuously satisfied if P is never true, regardless of if Q is true or not. Answered By: APUS Librarians. Last Updated: Sep 22, 2022 Views: 308737. Boolean operators are the words "AND", "OR" and "NOT". When used in library ... >= Greater Than or Equal To Operator. The greater than or equal to operator states that (you guessed it) the value on its left is greater than or equal to the ... In this section, we will introduce several logical operators and use them to get subvectors. Here, we only introduce how to apply these operators on logical ... Logical Operators are used to perform logical operations and include AND, OR, or NOT. Boolean Operators include AND, OR, XOR, or NOT and can have one of two ... Aug 8, 2019 ... The highest precedence belongs to not, followed by and, and finally by or. Like other operations, grouping takes precedence, so we must evaluate bracketed ... May 29, 2019 ... I kind of understand the 'and'/'or' logical operators in regards to Lua, I was surprised that the function would return 0 no matter the input because of this ... The usual logical operators are available: boolean AND, boolean → boolean, boolean OR, boolean → boolean NOT, boolean → boolean. & and && indicate logical AND and | and || indicate logical OR. The shorter forms performs elementwise comparisons in much the same way as arithmetic operators. Oct 23, 2021 ... The query was very slow and I thought the most of this poor performance might be because of the improper use of logical operators.
  • Next Day Delivery by USPS Find out more

    Order by 9pm (excludes Public holidays)

    $11.99

  • Express Delivery - 48 Hours Find out more

    Order by 9pm (excludes Public holidays)

    $9.99

  • Standard Delivery $6.99 Find out more

    Delivered within 3 - 7 days (excludes Public holidays).

  • Store Delivery $6.99 Find out more

    Delivered to your chosen store within 3-7 days

    Spend over $400 (excluding delivery charge) to get a $20 voucher to spend in-store
  • International Delivery Find out more

    International Delivery is available for this product. The cost and delivery time depend on the country.

You can now return your online order in a few easy steps. Select your preferred tracked returns service. We have print at home, paperless and collection options available.

You have 28 days to return your order from the date it’s delivered. Exclusions apply.

View our full Returns and Exchanges information.

Our extended Christmas returns policy runs from 28th October until 5th January 2025, all items purchased online during this time can be returned for a full refund.

No reviews yet. Only logged in customers who have purchased this product may leave a review.