{"content":"教科書にしたり確認したりに使ってる本です．今も念のため見返してました．\nhttps://www.amazon.co.jp/dp/4627847513\nhttps://www.amazon.co.jp/dp/4065020352\nhttps://www.amazon.co.jp/dp/B0F9XTYMHV","created_at":1758125370,"id":"2711d16ecf9e25a20803b59926349eb66a5095c7757371e71468fab2f38a40a1","kind":1,"pubkey":"a6f1f450080b65ba75da8ac7328f91c94f8314b2cc4aa719c516852a29388f0b","sig":"c453a7435809734c3a8b5cf6db0b68962ec356a5ae26b99616e3fae96ac423e1142c692c1397a3b11ccd880c23f9088e3db15fbc054098aed6b9bc4b9197a0f3","tags":[["r","https://www.amazon.co.jp/dp/4627847513"],["r","https://www.amazon.co.jp/dp/4065020352"],["r","https://www.amazon.co.jp/dp/B0F9XTYMHV"]]}