%%{init: {"pie": {"textPosition": 1}, "themeVariables": {"pieOuterStrokeWidth": "3px"}} }%%
pie showData
title non-mined sBABEL
"DAO Foundation (exclude STB)": 30
"founders" : 25
"community Incentive" : 20
"early Contributors" : 7
"angle" : 6
"seed" : 6
"public" : 6
$$ 21000000-109375\ 2^{\frac{2053}{4}-\frac{t}{4}} $$
$t$ 为年号，例$2025$
circulated tokens as a function of year
f[t_] := a*(1/2)^(t/n);
c = 21000000;
n = 4;
Expand@FullSimplify[DSolve[{
y'[t] == a*(1/2)^(t/n),
y[Infinity] == c
}, y[t], t
][[1, 1, 2]]]
y[t_] := 21000000 - (2^(2 - t/4) a)/Log[2]
a = (a /. (Solve[y[2025] == c*(1/3), a][[1, 1]]));
Expand@FullSimplify[y[t]]
y[2025]
y[Infinity]
Plot[y[t], {t, 2025, 2025 + 30}, PlotRange -> {0, c}]