free tree

free tree

[′frē ‚trē]
(mathematics)
A tree graph in which there is no node which is distinguished as the root.
References in periodicals archive ?
The Journal has teamed up with Promo Seeds to offer you a free tree (p&p required).
Project staff are offering thousands of free tree seed sticks which children can plant in pots.
Frederickson was among the town residents who dipped out of their cars yesterday morning and walked briskly in the steady, cold rain up to a booth with a roof at Dean Park, where Shrewsbury Electric & Cable Operations was holding the annual Arbor Day free tree giveaway.
The dairy company's plant-a-tree drive will run for two months from mid April and will give people a free tree, complete with support cane and guard in return for five labels collected from its organic milk and organic natural yogurts.
For gardeners and homeowners, the Plant Clinic offers free tree and plant advice.
A Newcastle family have become the first to claim a free tree in a new scheme for every baby born in the city.
"They don't even want a free tree in their yard," he said.
Gateshead Council is offering free tree decorations so they can avoid a festive crisis.
The first free tree giveaway of the season is May 8 at Green Hill Park.
Schools from around the North East have received free tree saplings from the Woodland Trust, the UK's leading woodland conservation charity.
WORCESTER - With crab apple tree and grandchildren in tow, Bob Gordon walks to his home on Tirrell Street after choosing a free tree from the Worcester Tree Initiative, which gave away trees at University Park yesterday to reforest the urban landscape.