# Codercise D.1.3

**URL:** <https://discuss.pennylane.ai/t/codercise-d-1-3/5110>\
**Category:** Codebook\
**Created:** [August 31, 2024, 6:55am UTC](https://discuss.pennylane.ai/t/codercise-d-1-3/5110 "2024-08-31T06:55:25Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![yoshypdf](https://yyz2.discourse-cdn.com/flex012/user_avatar/discuss.pennylane.ai/yoshypdf/32/2818_2.png) [@yoshypdf](https://discuss.pennylane.ai/u/yoshypdf)\
**Post date:** [August 31, 2024, 6:55am UTC](https://discuss.pennylane.ai/t/codercise-d-1-3/5110/1 "2024-08-31T06:55:25Z")

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Hello,

There is a slight Latex error in codercise D.1.3

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**Author:** ![CatalinaAlbornoz](https://yyz2.discourse-cdn.com/flex012/user_avatar/discuss.pennylane.ai/catalinaalbornoz/32/1196_2.png) [@CatalinaAlbornoz](https://discuss.pennylane.ai/u/CatalinaAlbornoz)\
**Post date:** [September 6, 2024, 12:36am UTC](https://discuss.pennylane.ai/t/codercise-d-1-3/5110/2 "2024-09-06T00:36:53Z")

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Hi @yoshypdf , can you please share a picture or description of the error?

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**Author:** ![yoshypdf](https://yyz2.discourse-cdn.com/flex012/user_avatar/discuss.pennylane.ai/yoshypdf/32/2818_2.png) [@yoshypdf](https://discuss.pennylane.ai/u/yoshypdf)\
**Post date:** [September 6, 2024, 8:02am UTC](https://discuss.pennylane.ai/t/codercise-d-1-3/5110/3 "2024-09-06T08:02:11Z")

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Hello,

Here is a picture .

 ![Screenshot 2024-09-06 at 10.01.24](https://canada1.discourse-cdn.com/flex012/uploads/pennylane/original/2X/1/1782499b7b22821f90866ff5e701c78103a980c3.png)

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**Author:** ![CatalinaAlbornoz](https://yyz2.discourse-cdn.com/flex012/user_avatar/discuss.pennylane.ai/catalinaalbornoz/32/1196_2.png) [@CatalinaAlbornoz](https://discuss.pennylane.ai/u/CatalinaAlbornoz)\
**Post date:** [September 9, 2024, 7:08pm UTC](https://discuss.pennylane.ai/t/codercise-d-1-3/5110/4 "2024-09-09T19:08:25Z")

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Hi @yoshypdf,

Thanks for the picture. You can now see it fixed in the Codebook! Thanks for helping us improve it 🙌

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**Author:** ![yoshypdf](https://yyz2.discourse-cdn.com/flex012/user_avatar/discuss.pennylane.ai/yoshypdf/32/2818_2.png) [@yoshypdf](https://discuss.pennylane.ai/u/yoshypdf)\
**Post date:** [September 10, 2024, 3:05pm UTC](https://discuss.pennylane.ai/t/codercise-d-1-3/5110/5 "2024-09-10T15:05:15Z")

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Big thanks to the Xanadu team for providing such fun and pedagogical way to learn quantum computing 😃 , I am impatiently waiting for the next codebook !

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**Author:** ![CatalinaAlbornoz](https://yyz2.discourse-cdn.com/flex012/user_avatar/discuss.pennylane.ai/catalinaalbornoz/32/1196_2.png) [@CatalinaAlbornoz](https://discuss.pennylane.ai/u/CatalinaAlbornoz)\
**Post date:** [September 10, 2024, 6:48pm UTC](https://discuss.pennylane.ai/t/codercise-d-1-3/5110/6 "2024-09-10T18:48:59Z")

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Thanks for your kind words @yoshypdf !  
I’ll share your congratulations with the team. They’ll be very happy to see it 😃 .