Welcome to the PennyLane discussion forum
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1
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2729
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November 16, 2018
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Error using JaxOpt in variational quantum circuits
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0
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2
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March 19, 2024
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The representation of R_x
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0
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2
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March 19, 2024
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Contribute the swap test
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2
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59
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March 19, 2024
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Adjoint Differentiation
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6
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139
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March 19, 2024
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Is max number of classical wires 32?
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0
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4
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March 19, 2024
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Strawberryfields.fock device not loading/working
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2
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32
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March 18, 2024
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Gradient descent does not perform as expected with qml.math.kron in cost function [resolved by not using kron]
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0
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10
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March 18, 2024
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Appending ops to a circuit doesn't work as expected
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4
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45
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March 18, 2024
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Amplitude embedding with circuit not yielding any actual measurements
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2
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55
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March 18, 2024
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Unexpected error: In the step function
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2
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53
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March 18, 2024
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Extracting features using Hybrid QNN
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4
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83
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March 18, 2024
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'NoneType' object is not iterable error when working with mid-circuit measurements or qml.ctrl
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1
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39
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March 18, 2024
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Reading the unitary of a circuit
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4
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863
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March 18, 2024
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How to do GPU acceleration of this code?
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1
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48
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March 18, 2024
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H.sparse_matrix()
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1
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48
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March 18, 2024
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A hybrid model was built using Torch layers, but the parameters were not updated during model training
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5
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208
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March 18, 2024
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Draw a circuit with symbolic variables
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1
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98
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March 18, 2024
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How to get density matrix before measuring the circuit? Snapshot method does not work with Tensorflow
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11
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187
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March 18, 2024
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Optimization of Purity without measurement using qml.SpecialUnitary
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3
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145
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March 18, 2024
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Optimizing water's molecular geometry
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47
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986
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March 18, 2024
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Using AutoGrad/Automatic Diffrentiation Along a Direction
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11
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301
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March 18, 2024
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From `qml.Hamiltonian` to numpy representation
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11
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1639
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March 18, 2024
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QNSPSA error using a dataset
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8
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426
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March 18, 2024
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Compact sub-circuit representation
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0
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36
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March 18, 2024
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Gate not supported in default.mixed device
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4
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229
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March 16, 2024
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Facing Issues with JAX jitting the Optimization loop
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5
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138
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March 16, 2024
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Trouble computing Duschinsky matrix
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14
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425
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March 15, 2024
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Error faced in training the quantum network for estimating parameters
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31
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1148
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March 15, 2024
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How can I implement a repeated (non-unitary) custom gate with mid-circuit measurements?
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1
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29
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March 14, 2024
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