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| しきい値関数 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
| 闕関数 (いきかんすう) | |||
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| 敷居値関数 | |||
| English thesaurus | |||
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| Heaviside function (ssn) | |||
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| しきい値関数 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
| 闕関数 (いきかんすう) | |||
| |||
| 敷居値関数 | |||
| English thesaurus | |||
| |||
| Heaviside function (ssn) | |||
