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Happy Approximation Day

@happyapproxday

I celebrate approximation days. Created by @mscroggs.co.uk How I work: mscroggs.co.uk/blog/85

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Latest posts by Happy Approximation Day @happyapproxday

-6+e+τ = 3.001467135638631,
where τ is the hipster circle constant,
e is Euler's number.

Today = 9/3 = 3

error = 0.0489%

09.03.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -6+e+τ Approximation Day!

09.03.2026 08:00 👍 0 🔁 0 💬 1 📌 0

-24+eg = 2.666344737183234,
where g is acceleration due to gravity,
e is Euler's number.

Today = 8/3 = 2.6666666666666665

error = 0.012%

08.03.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -24+eg Approximation Day!

08.03.2026 08:00 👍 1 🔁 0 💬 1 📌 0

-25+eg = 1.666344737183234,
where g is acceleration due to gravity,
e is Euler's number.

Today = 5/3 = 1.6666666666666667

error = 0.0193%

05.03.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -25+eg Approximation Day!

05.03.2026 08:00 👍 0 🔁 0 💬 1 📌 0

-8+e+τ = 1.0014671356386309,
where e is Euler's number,
τ is the hipster circle constant.

Today = 3/3 = 1

error = 0.1467%

03.03.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -8+e+τ Approximation Day!

03.03.2026 08:00 👍 0 🔁 0 💬 1 📌 0

-26+eg = 0.6663447371832341,
where g is acceleration due to gravity,
e is Euler's number.

Today = 2/3 = 0.6666666666666666

error = 0.0482%

02.03.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -26+eg Approximation Day!

02.03.2026 08:00 👍 0 🔁 0 💬 1 📌 0

-60-e+gτ+√2 = 0.3339795973457953,
where g is acceleration due to gravity,
e is Euler's number,
τ is the hipster circle constant.

Today = 1/3 = 0.3333333333333333

error = 0.1938%

01.03.2026 08:00 👍 1 🔁 0 💬 0 📌 0

Happy -60-e+gτ+√2 Approximation Day!

01.03.2026 08:00 👍 0 🔁 0 💬 1 📌 0

-3+g√3 = 13.991418422250685,
where g is acceleration due to gravity.

Today = 28/2 = 14

error = 0.0612%

28.02.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -3+g√3 Approximation Day!

28.02.2026 08:00 👍 0 🔁 0 💬 1 📌 0

10+g-τ = 13.526814692820414,
where g is acceleration due to gravity,
τ is the hipster circle constant.

Today = 27/2 = 13.5

error = 0.1986%

27.02.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy 10+g-τ Approximation Day!

27.02.2026 08:00 👍 0 🔁 0 💬 1 📌 0

-4+g√3 = 12.991418422250685,
where g is acceleration due to gravity.

Today = 26/2 = 13

error = 0.066%

26.02.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -4+g√3 Approximation Day!

26.02.2026 08:00 👍 0 🔁 0 💬 1 📌 0

11+π-ϕ = 12.523558664839898,
where π is the circle constant,
ϕ is the golden ratio.

Today = 25/2 = 12.5

error = 0.1884%

25.02.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy 11+π-ϕ Approximation Day!

25.02.2026 08:00 👍 0 🔁 0 💬 1 📌 0

4+e-π+τ+ϕ = 11.477908470798733,
where τ is the hipster circle constant,
e is Euler's number,
ϕ is the golden ratio,
π is the circle constant.

Today = 23/2 = 11.5

error = 0.1921%

23.02.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy 4+e-π+τ+ϕ Approximation Day!

23.02.2026 08:00 👍 0 🔁 0 💬 1 📌 0

3+τ+√3 = 11.015236114748463,
where τ is the hipster circle constant.

Today = 22/2 = 11

error = 0.1385%

22.02.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy 3+τ+√3 Approximation Day!

22.02.2026 08:00 👍 0 🔁 0 💬 1 📌 0

-26+πϕ+5τ = 10.49913022821319,
where π is the circle constant,
ϕ is the golden ratio,
τ is the hipster circle constant.

Today = 21/2 = 10.5

error = 0.0082%

21.02.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -26+πϕ+5τ Approximation Day!

21.02.2026 08:00 👍 0 🔁 0 💬 1 📌 0

-9+eτ+√2 = 9.493682007720228,
where e is Euler's number,
τ is the hipster circle constant.

Today = 19/2 = 9.5

error = 0.0665%

19.02.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -9+eτ+√2 Approximation Day!

19.02.2026 08:00 👍 0 🔁 0 💬 1 📌 0

-30+5τ+5√2 = 8.486994347763407,
where τ is the hipster circle constant.

Today = 17/2 = 8.5

error = 0.153%

17.02.2026 08:00 👍 0 🔁 0 💬 0 📌 0

Happy -30+5τ+5√2 Approximation Day!

17.02.2026 08:00 👍 0 🔁 0 💬 1 📌 0