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cs.DS2025
Multi-Pass Streaming Lower Bounds for Uniformity Testing
Qian Li, Xin Lyu
We prove multi-pass streaming lower bounds for uniformity testing over a domain of size . The tester receives a stream of i.i.d. samples and must distinguish (i) the unifor…
quant-ph2025
Cryptomania v.s. Minicrypt in a Quantum World
Longcheng Li, Qian Li, Xingjian Li +1
We prove that it is impossible to construct perfect-complete quantum public-key encryption (QPKE) with classical keys from quantumly secure one-way functions (OWFs) in a black-box…