藝術Psiinttext日歷背景圖高清素材424

\Psi = \int_\text{故障哥特式惡魔藝術} \left[ \frac{\text{巖石}_{\text{臉}} \sqrt{\text{反叛藝術}} + \sum_{n=1}^{\infty} \text{圖案}_n(\text{藍色} \cdot \text{金色}) \right] d(\text{雪})