The phrase "achieved by a small" is not complete and lacks context, making it difficult to determine its correctness in written English.
It could be used in contexts discussing accomplishments or results that are the result of a small group or entity, but it needs additional information to be fully clear.
Example: "The breakthrough was achieved by a small team of dedicated researchers."
Alternatives: "accomplished by a small" or "attained by a small".
This suggests that a desirable trade-off between spectral efficiency and delay in the STBC MIMO OFDM system is achieved by a small number of retransmission.
The results of this research demonstrate successfully that excellent sensing properties can be achieved by a small organic compound with very simple structure.
His desire for privacy – and for his message to speak through his work – was achieved by a small inner circle including his manager, Coco Schwab; archivist Jimmy King; Bowie's wife, Iman, and daughter, Lexi; and Visconti.
All the more remarkable that it should now have been achieved by a small, not-for-profit training provider whose showpiece campus is based in a hotchpotch of buildings on a roundabout in Guildford.
We can conclude that most of the progress has been achieved by a small proportion of users.
But the Royal College of GPs and the BMA say the same results could have been achieved by a small change in the current structure.
Interestingly, it is achieved by a very small code base that does not modify GNU make implementation at all.
The value of f changes greatly in the small deformation region, and reaches equilibrium at ca. 70% elongation, suggesting that a high degree of orientation for the mesogens in LCEs is achieved by a relatively small elongation.
The uncertainties that contribute the most to satellite mass and total cost are ranked, and the quantification of high-dimensional uncertainty is achieved by a relatively small number of support samples.
Shotput aims to provide end-to-end fulfillment solutions for companies, negotiating freight pricing, warehousing, quality control, and parcel rates down to lower prices than what can be achieved by a single small business.
Regulation of mitochondrial metabolism is to a large extent achieved by a relatively small number of transcription factors and their coactivators.
