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- '''Example (rotation with stretch-shrink).''' Let's consider a more complex function: ==How complex numbers emerge==113 KB (18,750 words) - 02:33, 10 December 2018
- *''simplicial complexes''<!--\index{simplicial complex}-->: cells are homeomorphic to points, segments, triangles, tetrahedra, ... *''cell complexes''<!--\index{cell complex}-->: cells are homeomorphic to points, closed segments, disks, balls, ...,30 KB (5,172 words) - 21:52, 26 November 2015
- More complex is the situation when the rate of change of the location depends on the loc $$\text{rabbits' gain }=\alpha\cdot x \cdot \Delta t,$$63 KB (10,958 words) - 14:27, 24 November 2018
- $$\frac{\partial u}{\partial t}=\alpha\left(\frac{\partial^2 u}{\partial x^2}+\frac{\partial^2 u}{\partial y^2}\ri A more complex model is the following. We still imagine that the string is made of springs53 KB (9,682 words) - 23:19, 18 November 2018
- ...ace'' is the cubical complex ${\mathbb R}^n$. The ''time'' is the standard complex ${\mathbb R}$. For now, we ignore the geometry of time and space. ...t of material'' $U=U(\alpha,t)$ is simply a number assigned to each room $\alpha$ which makes it an $n$-form. It also depends on time which makes it a $0$-f44 KB (7,469 words) - 18:12, 30 November 2015
- We defined a cubical complexes<!--\index{cubical complex}--> as a collection of cubical cells $K\subset {\mathbb R}^N$ for which the <!--200-->[[Image:cubical complex example 2.png|center]]29 KB (4,800 words) - 13:41, 1 December 2015
- [[image:cubical complex distorted.png|center]] [[image:cubical complex bent.png|center]]42 KB (7,131 words) - 17:31, 30 November 2015
- The particles are flying away from the center. For more complex patterns, the vertical and horizontal will have to be interdependent. For e Thus, for each $x=c$, we indicate the angle $\alpha$, with $g(c)=\tan \alpha$, of the intersection of the graph of the unknown function $y=y(x)$ and the59 KB (10,063 words) - 04:59, 21 February 2019
- <!--s-->[[Image:example graph and simplicial complex.png|center]] This data set is called a ''simplicial complex''<!--\index{simplicial complex}--> (or sometimes even a “multi-graph”). Its elements are called $0$-,30 KB (5,021 words) - 13:42, 1 December 2015
- <!--75-->[[image:cubical complex distorted.png| center]] <!--75-->[[image:cubical complex bent.png| center]]35 KB (5,871 words) - 22:43, 7 April 2016
- <!--s-->[[Image:example graph and simplicial complex.png|center]] This data set is called a ''simplicial complex''<!--\index{simplicial complex}--> (or sometimes even a “multi-graph”). Its elements are called $0$-,31 KB (5,219 words) - 15:07, 2 April 2016
- '''Definition.''' A cubical complex<!--\index{cubical complex}--> is a collection of cubical cells $K\subset {\mathbb R}^N$ for which the <!--200-->[[Image:cubical complex example 2.png| center]]20 KB (3,319 words) - 14:18, 18 February 2016
- Let's recall the mechanical interpretation of a realization $|K|$ of a metric complex $K$ of dimension $n=1$: ...rods using an extra set of rods (and hinges) that form a new, Hodge-dual, complex $K^{\star}$.21 KB (3,445 words) - 13:53, 19 February 2016
- ...recall the mechanical interpretation of a realization $|K|$ of a geometric complex $K$ of ambient dimension $n=1$: ...rods using an extra set of rods (and hinges) that form a new, Hodge-dual, complex $K^{\star}$.20 KB (3,354 words) - 17:37, 30 November 2015
- [[image:cubical complex distorted.png|center]] [[image:cubical complex bent.png|center]]41 KB (6,928 words) - 17:31, 26 October 2015
- $$V^* := \{ \alpha :V \to R, \alpha \text{ linear }\}.$$ ...' The dual $V^*$ of module $V$ is also a module, with the operations for $\alpha, \beta \in V^*,\ r \in R$ given by:45 KB (6,860 words) - 16:46, 30 November 2015
- '''Definition.''' For each vertex $A$ in a cell complex $K$, the (dimension $1$) ''tangent space'' at $A$ of $K$ is the set of $1$- Next, a subcomplex $L\subset K$ inherits its tangents from the ambient complex.49 KB (8,852 words) - 00:30, 29 May 2015
- $$V^* := \{\alpha :V \to R,\ \alpha \text{ linear}\}.$$ ....''' The dual $V^*$ of module $V$ is also a module, with the operations ($\alpha, \beta \in V^*,\ r \in R$) given by29 KB (4,540 words) - 13:42, 14 March 2016
- ...standard cubical complex ${\mathbb R}^n$ and the ''time'' is the standard complex ${\mathbb R}$. For now, we ignore the geometry of time and space. ...t of material'' $U=U(\alpha,t)$ is simply a number assigned to each room $\alpha$ which makes it an $n$-form. It also depends on time which makes it a $0$-f35 KB (5,917 words) - 12:51, 30 June 2016
- Previously, we proved that if complex $K^1$ is obtained from complex $K$ via a sequence of elementary collapses, then Suppose the circle is given by the simplest cell complex with just two cells $A,a$. Let's list ''all'' maps that can be represented51 KB (9,162 words) - 15:33, 1 December 2015