更年期能无限推迟?数学模型给出答案 科技日报北京2月7日电 (记者张梦然)女性更年期能无限推迟吗?数学模型给出肯定答案。美国犹他大学数学家开发的一种新模型显示,通过将女性自己的卵巢组织移植回体内,或可无...
阅读全文The secret to a blueberry’s hue is in the structure of its wax coat. Waxy coverings on blue-colored fruits such as blueberries (Vaccinium corymbosum), grapes (Vitis vinifera) and some plums contain n...
阅读全文胡和生:热血当歌 人生“几何” 2月2日,我国数学界第一位女院士胡和生逝世,享年96岁。胡和生院士长期从事微分几何和数学物理研究,在射影微分几何、黎曼空间完全运动群、规范场等研究方面均有建树,为中国微分几...
阅读全文科技日报北京2月7日电 (记者张梦然)女性更年期能无限推迟吗?数学模型给出肯定答案。美国犹他大学数学家开发的一种新模型显示,通过将女性自己的卵巢组织移植回体内,或可无限期推迟更年期的到来。该技术已成功...
阅读全文The authors shift each Natural Geographic Area's (NGA) time series with respect to a single anchor time, so that all 23 NGAs can be visualized at once. The first principle component, denoted by SPC1 i...
阅读全文Credit: Unsplash/CC0 Public Domain Conventional wisdom says that you should never leave money on the table when negotiating. But research in my field suggests this could be exactly the wrong approach....
阅读全文心力衰竭患者可以使用非选择性利尿剂治疗真正的高血容量,但对于给药时血容量正常的患者,常导致血容量不足或过度肾功能障碍和神经激素激活。钠- 葡萄糖 协同转运蛋白2(SGLT2)抑制剂可有效改善肾脏的容量设定值,在...
阅读全文“碾压”斯坦福?这所高校3年发了95篇高被引数学论文 一个奇怪的变化正在引起数学界的关注。 近几年,数学领域蹿出一些“黑马”高校,它们没有数学系或数学研究较为薄弱,但其每年发表的高被引数学论文数量飙升,已...
阅读全文Comparison of innovation front number n(0) approximations. Credit: Proceedings of the National Academy of Sciences (2024). DOI: 10.1073/pnas.2312468120 In Lewis Carroll's Through the Looking-Glass, th...
阅读全文逝者|她师从苏步青,是中国数学界第一位女院士 “我毕生效力的微分几何方向长期以来靠她来主持……她是我的接班人。”1991年胡和生当选中国科学院院士时,苏步青在推荐发言中对她给予了极高评价。 胡和生为学生授...
阅读全文Credit: Unsplash/CC0 Public Domain The springtime emergence of vast swarms of cicadas can be explained by a mathematical model of collective decision-making that has similarities to models describing ...
阅读全文Linear, planar and cluster conformations for colloids in a vesicle. Experimental images obtained through a combination of bright-field and confocal microscopy, along with simulation snapshots, represe...
阅读全文Illustration of fitting the latent manifold using the Cycle Generative Adversarial Network (CycleGAN). CycleGAN is a deep learning technique for unsupervised image-to-image translation. In the real wo...
阅读全文We improve the description of $\mathbb{F}$-limits of noncollapsed Ricci flows in the K?hler setting. In particular, the singular strata $\mathcal{S}^k$ of such metric flows satisfy $\mathcal{S}^{...
阅读全文In this paper, we focus on the nonlinear least squares problem: $\min _{{\boldsymbol {x}}\in \mathbb {H}^d}\|\lvert A{\boldsymbol {x}}\rvert -{\boldsymbol {b}}\|$ where $A\in \mathbb {H}^{m\times ...
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