Update seminar.md

seminar.md

@@ -9,12 +9,12 @@ title: SIGMathLing - Seminar
 If you live in the Northern hemisphere and switch to daylight saving time, it should be the same local time as it used to.
 Note that some countries may switch a few weeks earlier or later.
 The shift makes it more convenient for our Japanese attendees.*
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 **NOTE: Reduced Meeting Frequency**
 *As we have discussed in the last meeting, we will change the schedule and meet only every
 four weeks for now.*
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 The SIGMathLing seminar is a seminar on mathematical language that currently occurs every four weeks.
@@ -78,8 +78,3 @@ and a mattermost channel for chat. To join the mattermost channel:
 |2021-01-04| - | *cancelled (too close to New Year)* |
 |2020-12-21| Deborah Mendes Ferreira | Premise Selection in Natural Language: Finding supporting facts for mathematical statements ([slides](https://docs.google.com/presentation/d/14ZVrp2kiOmthWeLBugraFdIVkd4z-PqfJMT-nlRX-e4/edit?usp=sharing)) |
 |2020-12-07|Deyan Ginev|Language and mathematics pretraining in 2021: preparing the large open datasets ([slides](https://prodg.org/talks/language_and_math_model_pretraining), [recording](https://www.fau.tv/clip/id/25949))|
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-<!-- |2021-04-26| ? | ? | -->
-<!-- |2021-05-24| ? | May be cancelled (public holiday after pentecoast at least in Germany) | -->
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