نتایج جستجو برای: level models are often np
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Background & Aims: Para-Nonylphenol (p-NP) is an estrogenic compound with toxic effects on the various organs including testis. The purpose of this investigation was to study the toxic effects of p-NP on the testis tissue of mice and evaluation of the effect of Nigella sativa oil (NSO) against this toxicity Materials & Methods: This study was conducted on 24 adult male NMRI mice (32&plu...
abstract in aggregate, active forms of reactive silica with mineral names are sometimes associated with sand and gravel in concrete mixture. alkali hydroxides originated from alkalis in the cement or other resources form an alkaline silica gel with this reactive silica which becomes swallowed and expanded during time causing damage to concrete. there have been growing researches on alkaline r...
Walsh [Wal10, Wal09], Davies et al. [DKNW10, DKNW11], and Narodytska et al. [NWX11] studied various voting systems empirically and showed that they can often be manipulated effectively, despite their manipulation problems being NP-hard. Such an experimental approach is sorely missing for NP-hard control problems, where control refers to attempts to tamper with the outcome of elections by adding...
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