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| for easy reference (we record some elementary properties of the operator A in the following proposition that we make use of further on) | |||
| для дальнейших ссылок: 1 phrase in 1 subject |
| Scientific | 1 |
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| |||
| for easy reference (we record some elementary properties of the operator A in the following proposition that we make use of further on) | |||
| для дальнейших ссылок: 1 phrase in 1 subject |
| Scientific | 1 |