Sam Leitermann-Long
@mathmansam.bsky.social
Mathematics Educator at Deerfield Academy. Husband. Father. Member of the #NeuroNerdSquad Pronouns: He/They
This morning I said to myself "Wouldn't it be funny if the AWS outage meant I couldn't submit grades?" Can confirm, its not particularly funny (don't get behind on your grading, kids!)
October 20, 2025 at 3:03 PM
This morning I said to myself "Wouldn't it be funny if the AWS outage meant I couldn't submit grades?" Can confirm, its not particularly funny (don't get behind on your grading, kids!)
July had been great to my garden!
July 28, 2025 at 8:55 PM
July had been great to my garden!
Garden update, we’re thriving! Gotta make it through the heat wave over the next couple days🤞🏻
June 21, 2025 at 3:46 PM
Garden update, we’re thriving! Gotta make it through the heat wave over the next couple days🤞🏻
Reposted by Sam Leitermann-Long
"i asked chatgpt" yeah well i went to the doctor, i went to the mountains, i looked to the children, i drank from the fountains there's more than one answer to these questions pointing me in a crooked line and the less I seek my source for some definitive closer I am to fine
June 21, 2025 at 12:55 AM
"i asked chatgpt" yeah well i went to the doctor, i went to the mountains, i looked to the children, i drank from the fountains there's more than one answer to these questions pointing me in a crooked line and the less I seek my source for some definitive closer I am to fine
As an educator who is thinking hard about how to help my students navigate AI, this paper feels essential: papers.ssrn.com/sol3/papers....
The TL;DR? Don’t offload your work to AI or you don’t gain appreciable skills or knowledge. If you use AI as a partner it enhances.
The TL;DR? Don’t offload your work to AI or you don’t gain appreciable skills or knowledge. If you use AI as a partner it enhances.
The Memory Paradox: Why Our Brains Need Knowledge in an Age of AI
In an era of generative AI and ubiquitous digital tools, human memory faces a paradox: the more we offload knowledge to external aids, the less we exercise and
papers.ssrn.com
June 18, 2025 at 10:34 PM
As an educator who is thinking hard about how to help my students navigate AI, this paper feels essential: papers.ssrn.com/sol3/papers....
The TL;DR? Don’t offload your work to AI or you don’t gain appreciable skills or knowledge. If you use AI as a partner it enhances.
The TL;DR? Don’t offload your work to AI or you don’t gain appreciable skills or knowledge. If you use AI as a partner it enhances.
When I’m not doing math and education, I’m gardening! Here’s my 20’ x 40’ plot this year.
June 10, 2025 at 9:05 PM
When I’m not doing math and education, I’m gardening! Here’s my 20’ x 40’ plot this year.
These two weeks have been filled with conversations about AI use and implementation, observation and coaching, and student leadership and have been incredibly impactful. I love the moments I get to spend actual time with my colleagues to think deeply about what is best for students!
June 10, 2025 at 9:03 PM
These two weeks have been filled with conversations about AI use and implementation, observation and coaching, and student leadership and have been incredibly impactful. I love the moments I get to spend actual time with my colleagues to think deeply about what is best for students!
Reposted by Sam Leitermann-Long
I found the most incredible graph on the other site
April 13, 2025 at 5:50 PM
I found the most incredible graph on the other site
Due to tariffs corn dogs are now a luxury item.
could really use a corn dog right now
March 5, 2025 at 12:01 AM
Due to tariffs corn dogs are now a luxury item.
Reposted by Sam Leitermann-Long
Top 10 Software Design Patterns (Ranked by Fuckability)
March 4, 2025 at 7:46 PM
Top 10 Software Design Patterns (Ranked by Fuckability)
I went to The Gauntlet and the Garden to see Dimension 20 at Madison Square Garden and it was truly an incredible time!
It had everything, Lou stone cold stunnering Murph, Brennan kissing Murph, more Murph stuff, it was a blast!
#Dimension20
It had everything, Lou stone cold stunnering Murph, Brennan kissing Murph, more Murph stuff, it was a blast!
#Dimension20
January 25, 2025 at 3:41 PM
I went to The Gauntlet and the Garden to see Dimension 20 at Madison Square Garden and it was truly an incredible time!
It had everything, Lou stone cold stunnering Murph, Brennan kissing Murph, more Murph stuff, it was a blast!
#Dimension20
It had everything, Lou stone cold stunnering Murph, Brennan kissing Murph, more Murph stuff, it was a blast!
#Dimension20
Someone sent me this problem the other day and I'm obsessed with the potential for variation here. What would you do? #ITeachMath
January 8, 2025 at 2:21 PM
Someone sent me this problem the other day and I'm obsessed with the potential for variation here. What would you do? #ITeachMath
Look at this crystalline structure! My kids noticed it on our walk today!
December 24, 2024 at 3:02 PM
Look at this crystalline structure! My kids noticed it on our walk today!
The math here was fun, but so was figuring out how to print the files!
I've completed "Restroom Redoubt" - Day 14 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/14
I've completed "Restroom Redoubt" - Day 14 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/14
Day 14 - Advent of Code 2024
adventofcode.com
December 14, 2024 at 1:16 PM
The math here was fun, but so was figuring out how to print the files!
I've completed "Restroom Redoubt" - Day 14 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/14
I've completed "Restroom Redoubt" - Day 14 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/14
The more we learn, the more concerning this company becomes.
NEW: After reviewing leaked documents, we have found UnitedHealth is strategically limiting access to a treatment for thousands of children with autism across the country in order to cut costs.
Advocates say the company’s strategy may be illegal.
www.propublica.org/article/unit...
👇
Advocates say the company’s strategy may be illegal.
www.propublica.org/article/unit...
👇
UnitedHealth Is Strategically Limiting Access to Critical Treatment for Kids With Autism
Leaked internal documents show that the insurance giant is culling providers of applied behavior analysis from its network and scrutinizing the medical necessity of therapy. Advocates say the company’...
www.propublica.org
December 13, 2024 at 9:16 PM
The more we learn, the more concerning this company becomes.
I love when being a mathematician is just a cheat code. Easy day easy life.
I just completed "Claw Contraption" - Day 13 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/13
I just completed "Claw Contraption" - Day 13 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/13
Day 13 - Advent of Code 2024
adventofcode.com
December 13, 2024 at 3:04 PM
I love when being a mathematician is just a cheat code. Easy day easy life.
I just completed "Claw Contraption" - Day 13 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/13
I just completed "Claw Contraption" - Day 13 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/13
I started off by being an idiot and then I think I was actually quite clever!
I just completed "Plutonian Pebbles" - Day 11 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/11
I just completed "Plutonian Pebbles" - Day 11 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/11
Day 11 - Advent of Code 2024
adventofcode.com
December 11, 2024 at 5:33 AM
I started off by being an idiot and then I think I was actually quite clever!
I just completed "Plutonian Pebbles" - Day 11 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/11
I just completed "Plutonian Pebbles" - Day 11 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/11
Do I use DFS in my daily life? No I do not. Am I glad I know how to do it? Yes I am.
I've completed "Hoof It" - Day 10 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/10
I've completed "Hoof It" - Day 10 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/10
Day 10 - Advent of Code 2024
adventofcode.com
December 10, 2024 at 2:55 PM
Do I use DFS in my daily life? No I do not. Am I glad I know how to do it? Yes I am.
I've completed "Hoof It" - Day 10 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/10
I've completed "Hoof It" - Day 10 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/10
This is what life looks like these days, cute kiddos and a beautiful place to live!
December 8, 2024 at 2:38 PM
This is what life looks like these days, cute kiddos and a beautiful place to live!
It’s all that I’ve been posting about, but I wanted to give a huge thanks to @was.tl who runs #adventofcode. I’ve had so much fun since 2019 playing along, and he does a ton of work! It’s been somewhat of a rough year and I hope you know you’re very appreciated!
December 8, 2024 at 2:37 PM
It’s all that I’ve been posting about, but I wanted to give a huge thanks to @was.tl who runs #adventofcode. I’ve had so much fun since 2019 playing along, and he does a ton of work! It’s been somewhat of a rough year and I hope you know you’re very appreciated!
Unsure why I found today so straightforward, but this is most definitely my best placement in a long time (partly because I’m usually not up this late)
I've completed "Resonant Collinearity" - Day 8 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/8
I've completed "Resonant Collinearity" - Day 8 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/8
Day 8 - Advent of Code 2024
adventofcode.com
December 8, 2024 at 6:24 AM
Unsure why I found today so straightforward, but this is most definitely my best placement in a long time (partly because I’m usually not up this late)
I've completed "Resonant Collinearity" - Day 8 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/8
I've completed "Resonant Collinearity" - Day 8 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/8
Recursion makes me feel like an absolute genius.
I just completed "Bridge Repair" - Day 7 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/7
I just completed "Bridge Repair" - Day 7 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/7
Day 7 - Advent of Code 2024
adventofcode.com
December 7, 2024 at 3:37 PM
Recursion makes me feel like an absolute genius.
I just completed "Bridge Repair" - Day 7 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/7
I just completed "Bridge Repair" - Day 7 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/7
I didn't use an elegant solution to Part 2, I just simulated all possible locations for the guard and checked for a loop. This is not a good solution, it did work tho! (It only took 8 seconds!)
I've completed "Guard Gallivant" - Day 6 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/6
I've completed "Guard Gallivant" - Day 6 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/6
Day 6 - Advent of Code 2024
adventofcode.com
December 7, 2024 at 2:35 AM
I didn't use an elegant solution to Part 2, I just simulated all possible locations for the guard and checked for a loop. This is not a good solution, it did work tho! (It only took 8 seconds!)
I've completed "Guard Gallivant" - Day 6 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/6
I've completed "Guard Gallivant" - Day 6 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/6
Fun expansion of rules into a tree and then a little bit of brute force just for fun!
I just completed "Print Queue" - Day 5 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/5
I just completed "Print Queue" - Day 5 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/5
Day 5 - Advent of Code 2024
adventofcode.com
December 5, 2024 at 4:47 PM
Fun expansion of rules into a tree and then a little bit of brute force just for fun!
I just completed "Print Queue" - Day 5 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/5
I just completed "Print Queue" - Day 5 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/5
I should probably learn how numpy works? Instead I did this heinous figuring out of how to roll my own diagonals and anti-diagonals, which was not the most effective approach.
I just completed "Ceres Search" - Day 4 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/4
I just completed "Ceres Search" - Day 4 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/4
December 4, 2024 at 7:52 PM
I should probably learn how numpy works? Instead I did this heinous figuring out of how to roll my own diagonals and anti-diagonals, which was not the most effective approach.
I just completed "Ceres Search" - Day 4 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/4
I just completed "Ceres Search" - Day 4 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/4