/v1/exponential
Exponential (Malthusian) growth
Essayez-le en direct
10 appels gratuits par jour — sans inscription, sans clé API. Passe par la passerelle oanor.
Ça marche. Récupérez une clé API et utilisez-la dans votre projet.
Obtenez une clé APIExtraits de code
curl "https://api.oanor.com/populationgrowth-api/v1/exponential" \ -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/populationgrowth-api/v1/exponential", {
headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/populationgrowth-api/v1/exponential");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
"https://api.oanor.com/populationgrowth-api/v1/exponential",
headers={"x-oanor-key": "oanor_test_..."}
)
Exemple de réponse
Une réponse réelle de ce endpoint, capturée lors du dernier contrôle de santé.
{
"data": {
"note": "Exponential (Malthusian) growth N(t) = N0·e^(r·t), r the continuous per-period rate. 100 at r=0.05 over 10 periods → ≈164.87.",
"inputs": {
"rate": 0.05,
"time": 10,
"initial": 100
},
"population": 164.872127,
"doubling_time": 13.862944,
"growth_factor": 1.64872127
},
"meta": {
"timestamp": "2026-06-05T19:50:17.489Z",
"request_id": "9ee653db-09cc-4ec1-b204-cb7281467cbb"
},
"status": "ok",
"message": "Exponential growth",
"success": true
}