Title

Theorem written white chalk school board

Caption

Theorem written white chalk school board

Date

Jun 01, 2019

Credit line

Photo12/imageBROKER/Oleksandr Latkun

Reference

BRK23G95_207

Model release

No

Property release

NA

License type

Rights managed

Available size

82,7Mb (1,2Mb) / 21,9in x 14,6in / 6579 x 4391 (300dpi)

Keywords

Character Characters Human being No People People blackboard blackboards calculate calculating chalk chalkboard chalks classroom classrooms deserted display board display boards empty evidence evidences formula formulas info board info panel info sign information information board information panel information panels information sign knowledge learn learning lesson lessons math mathematics no one nobody notice board person persons problem problems proof scientific sentence sentences sign signpost study symbolic teach teacher teachers teaching triangle triangles triangular tutor uninhabited white write writing writing tablet written research science sciences scientific research