weak energy condition

weak energy condition

[¦wēk ′en·ər·jē kən‚dish·ən]
(relativity)
The condition in general relativity theory that all observers see a nonnegative energy density.
References in periodicals archive ?
8) shows that the surface energy density is positive in agreement with the weak energy condition.
being always a positive quantity in agreement with the weak energy condition.
When k = -1 obtains the opposite case, that is disks with positive stress (pressure) but with negative energy density in violation of the weak energy condition.