- 重点词汇
- 凹函数
concave function; concave mathematical function
- 定义
definition; define
- 证明
prove; demonstrate; justify; evidence; certify; attest; confirm; corroborate; substantiate; validate; bear witness; testify; bear out; proof; proving; testimony; certification; identification; certificate; testament; attestation; demonstration; verification; cert.; evidential; confirmatory; testimonial