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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Could current ArrayFire support Matrix-Multply in batch mode?","articleBody":"Hi, I have read some issues of batched MM.\r\nI think this may be featured in latest version 3.5.1, because this page (http://arrayfire.org/docs/page_gfor.htm) illustrates an usage of gfor-MM.\r\n\r\nBut, I can't apply a batched-MM as below.\r\n```\r\n        gfor(af::seq i, n_sample)\r\n        {\r\n            af::array i_left = arr_left(af::span, af::span, i);\r\n            af::array i_right = arr_right(af::span, af::span, i);\r\n            arr(af::span, af::span, i) = af::matmul(i_left, i_right);\r\n        }\r\n```\r\n\r\nWhat should I do?\r\n\r\nOn the other hand, ArrayFire could not work with OpenMP as below.\r\n```\r\n#pragma omp parallel for\r\n        for(auto i=0; i\u003cn_sample, ++i)\r\n        {\r\n            af::array i_left = arr_left(af::span, af::span, i);\r\n            af::array i_right = arr_right(af::span, af::span, i);\r\n            arr(af::span, af::span, i) = af::matmul(i_left, i_right);\r\n        }\r\n```\r\nIt came up with an exception in `af::gen_assign`.\r\nCould this be fixed?\r\n\r\nThanks, a lot.","author":{"url":"https://github.com/BookmanHan","@type":"Person","name":"BookmanHan"},"datePublished":"2017-11-23T02:46:43.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/1996/arrayfire/issues/1996"}