1. 定义 设 V 为定义在数域 F 上的向量空间,定义 V 上的线性函数是从 V 到 F 的映射:f:V→F,且满足 ∀x,y∈V,k∈F 有:f(x+y)=f(x)+f(y),f(ka)=kf(a). 现考虑 V 上所有线性函数(f:V→F)的集合 V⋆.对 ∀f,g∈V⋆,x∈V,k∈F,可以在 V⋆ 定义如下的标量乘法和加法(向量加法): 标量乘法:g(kx)=kg(x) 加法:(f+g)(x)=f(x)+g(x)(向量加法,是由定义出来的) 在上述意义下,可以证明 V⋆ 是域 F 上的…

可以参考: 1.http://blog.csdn.net/ngrandmarch/article/details/46407017 2.http://blog.csdn.net/candycat1992/article/details/46228771 关键是文2,但文2许多东西都只是“作者知道,读者不知道,但作者以为读者知道”,文1可以辅助理解. 首先文1的内容应该是正确的,我再加几点帮助在文1的基础上理解文2提到的几个观点. 0.线性纹理输出屏幕上,因为colorbuffer到屏幕的影响(硬…

gamma correction的dcc设置 ps在线性空间下工作 blend的时候颜色设置 勾选用灰度系数混合rgb 1.0 这样就是在线性空间下工作了 这样素材在数学上是正确的 r8g8b8a8格式需要这个 float不需要 http://forum.china.unity3d.com/thread-32341-1-1.html unity的UI是在线性空间做的 之后pow0.45的这是一种正确的流程 =========================== rt的格式也会影响颜色 r8b8g…

For a normed space \(X\), an isometric isomorphism can be defined from \(X\) to its second dual space \(X''\), i.e. \(J: X \rightarrow X''\), such that for all \(x \in X\), \(J(x) = J_x\) with \(J_x\) being defined as \(J_x(x') = x'(x) \; (\forall x'…

Cognition math based on Factor Space Wang P Z1, Ouyang H2, Zhong Y X3, He H C4 1Intelligence Engineering and Math Institute, Liaoning Technical Univ. Fuxin, Liaoning, 123000, China 2Jie Macroelectronics co. Ltd, Shanghai, 200000, China 3 I & CE Colle…

1 Introduction CGAL, the Computational Geometry Algorithms Library, is written in C++ and consists of three major parts. The first part is the kernel, which consists of constant-size non-modifiable geometric primitive objects and operations on these…

  Choosing a Color Space 选择色彩空间 In addition to selecting a rendering path, it’s important to choose a ‘Color Space’ before lighting your project. Color Space determines the maths used by Unity when mixing colors in lighting calculations or reading va…

看了下unity linear space的工作流 srgb read tex deferred gbuffer01  srgb rt float rt----pps float rt 最后 blit resolve的时候两次都是 srv是float rtv是srgb  然后 srv srgb rtv srgb 最后压一次pow0.45 提亮 =========== http://www.cnblogs.com/TracePlus/p/4168447.html http://renderwonk…

我们所用的是C.L.Evans "Partial Differential Equations" $\def\dashint{\mathop{\mathchoice{\,\rlap{-}\!\!\int} {\rlap{\raise.15em{\scriptstyle -}}\kern-.2em\int} {\rlap{\raise.09em{\scriptscriptstyle -}}\!\int} {\rlap{-}\!\int}}\nolimits}$ $\newcommand\…

In functional analysis, several types of convergence are defined, namely, strong convergence for elements in normed linear space. weak convergence for elements in normed linear space, which is defined via the assistance of the dual space. weak-* conv…