Hadamard product

Summary

Hadamard product is a multiplication^[1]. It draws 857 Wikipedia views per month (multiplication category, ranking #1 of 1).^[2]

Key Facts

• Hadamard product's image is recorded as Hadamard product qtl1.svg^[3].
• Hadamard product's image is recorded as Penetrating face product.jpg^[4].
• Hadamard product's instance of is recorded as multiplication^[5].
• Hadamard product's instance of is recorded as matrix operation^[6].
• Jacques Hadamard is named after Hadamard product^[7].
• Issai Schur is named after Hadamard product^[8].
• Hadamard product's Freebase ID is recorded as /m/0hzn6ws^[9].
• Hadamard product's different from is recorded as Hadamard product^[10].
• Hadamard product's defining formula is recorded as \begin{bmatrix} a_{11} & a_{12}\ a_{21} & a_{22}\ a_{31} & a_{32} \end{bmatrix} \circ \begin{bmatrix} b_{11} & b_{12}\ b_{21} & b_{22}\ b_{31} & b_{32} \end{bmatrix} = \begin{bmatrix} a_{11}\, b_{11} & a_{12}\, b_{12} \ a_{21}\, b_{21} & a_{22}\, b_{22} \ a_{31}\, b_{31} & a_{32}\, b_{32} \end{bmatrix}.^[11].
• Hadamard product's maintained by WikiProject is recorded as WikiProject Mathematics^[12].
• Hadamard product's Microsoft Academic ID is recorded as 90230998^[13].
• Hadamard product's OpenAlex ID is recorded as C90230998^[14].

Why It Matters

Hadamard product draws 857 Wikipedia views per month (multiplication category, ranking #1 of 1).^[2] It has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.^[15] It is known by 4 alternative names across languages and contexts.^[16]