Mariia Mykhailova

Using Controlled variant of a function throws "The compiler threw an exception"

1

**Describe the bug** Using Controlled variant of a function crashes language server and throws compilation errors "QS7022 The compiler threw an exception." and "QS7106 Unable to serialize the built compilation."...

IntelliSense marks all callables in VS 2019 as "already exists"

2

**Describe the bug** When I open a project in VS 2019, IntelliSense often errorneously underlines all callables with red squiggles, claiming "QS6001 A function or operation already exists". The build...

**Describe the bug** Expressions in squiggly brackets inside interpolated strings are highlighted as a string, rather than as Q# code fragments. **To Reproduce** For example, the string ```qsharp $"Vertex =...

Allocating qubits in repeat-until loop body changes visibility of other variables

9

**Describe the bug** I can run the following code ```qsharp use a = Qubit(); repeat { let res = MResetZ(a); } until res == Zero; ``` but I cannot run...

Namespace summary pages treat vertical bar in ket notation as new table column

1

**Describe the bug** Namespace summary pages treat vertical bar in ket notation as a new table column, making for weird formatting. The ket notation is done using Unicode (see example...

Improve listing of deprecated operations in namespace summary

2

**Is your feature request related to a problem? Please describe.** The current way deprecated operations are shown in the namespace summary is not informative: `[!WARNING]` it shows that something isn't...

**Describe the bug** Controlled or adjoint version of `DumpOperation` prints a state that looks like a `DumpMachine` output of a state which looks like the Choi–Jamiołkowski state for the given...

Improve handling of invalid models in ApplySequentialClassifier

5

**Describe the bug** Passing an invalid model to ApplySequentialClassifier can causes unexpected and inconsistent behaviors: * If the index of the target qubit or one of the control qubits used...

RobustPhaseEstimation vs QuantumPhaseEstimation

3

**Is your feature request related to a problem? Please describe.** RobustPhaseEstimation and QuantumPhaseEstimation return quite different values as "phases", which makes switching between the two non-trivial. * QPE returns (after...

**Please describe what you would like the feature to accomplish.** I'd like to be able to configure simulator parameters when specifying the simulator to use via `@Test` attribute, similarly to...