`irfft` returns `float64` for an input with dtype of `float32` #176

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irfft returns float64 for an input with dtype of float32#176

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irfft returns float64 for an input with dtype of float32

import mkl_fft, numpy
a = numpy.ones(10, dtype="f4")

mkl_fft.irfft(a).dtype
# dtype('float64')

numpy.__version__
# '2.2.3'
numpy.fft.irfft(a).dtype
# dtype('float32')

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fix an issue for real inputs of irfft #180

closed this as completedin #180

on May 15, 2025

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fix an issue for real inputs of `irfft`IntelPython/mkl_fft

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