13 de enero de 2013

Proving a limit using epsilon-delta definition





















Views: 2371


58 ratings

Time: 08:30 More in Education






via Jonathan's starred items in Google Reader http://www.youtube.com/watch?v=0sCttufU-jQ&feature=youtube_gdata

Matemáticas - Aplicación para IOS y Android


















Descarga para iPad y iPhone: itunes.apple.com Descarga para Android: play.google.com


From: juanmemol

Views: 2570


37 ratings

Time: 00:53 More in Education






via Jonathan's starred items in Google Reader http://www.youtube.com/watch?v=1_U_nuToXkU&feature=youtube_gdata

Valentine Love 1.0-¡Viva el amor y las BlackBerrys!

Valentine Love es un tema para BlackBerry que tiene como temática el amor juvenil y donde el rosa es el protagonista.


Valentine Love cambia el fondo de pantalla de tu BlackBerry, así como el esquema de colores y los iconos del Sistema (muy bonitos). Incluso el recuadro que remarca los iconos cuando los seleccionas se convierte en un corazón.


Tanto si estás en la edad del pavo como si quieres rememorar edulcorados tiempos pasados, Valentine Love lucirá como nunca en tu teléfono.


Descargar Valentine Love 1.0 en Softonic






via Jonathan's starred items in Google Reader http://valentine-love.softonic.com/blackberry

How to Make Melted Crayon Art

Melted crayon art is an easy and fun thing to do for those artistic adventurers out there. It's so simple, yet the end result can be stunning.



Edit Steps



  1. Gather your supplies. You will need a canvas (your choice of size), crayons (your choice depending on the size of the canvas), a hot glue gun, and a hair/blow dryer. You'll probably want to lay newspaper or an old t-shirt or blanket under the canvas in case the wax splatters.

  2. Sort the crayons out. Sort depending on what you want. A rainbow is a popular design, so if you choose it, place the crayons in the order of the rainbow. Some people order their crayons lightest to darkest, others use different shades of the same colour. The arrangement is totally up to you.

  3. Hot glue each crayon in order on the top of your canvas. Some people keep the wrappers on and some take them off, but either way works.

  4. Slant the canvas so that the wax will drip (a common idea is to lean it against a wall).

  5. Use your blow dryer and blow the crayons. It's best to point the blow dryer downwards so that the wax will drip. Take note that this will get messy! However, it doesn't really matter how messy it gets, as long as your newspapers are laid out correctly.

  6. When done, sit it out and let it dry!

  7. Display your artwork! Hang it up on the wall, post it on Facebook or Tumblr, call over a family member. Show your creativity to the world! They'll love it! The kids will too!



Edit Video



Edit Tips



  • Some people write words on the canvas and let the colors drip through. Common words: imagination, innovate, create, swag, etc.

  • Set the blow dryer on high while blowing to speed the melting.

  • Bring over a towel or a rag, just in case the newspapers aren't enough.



Edit Warnings



  • Make sure not to get it on furniture or carpet as it will be extremely difficult to remove.

  • Be careful not to touch your art right after, as you will most likely burn yourself.



Edit Things You'll Need



  • Canvas

  • Crayons

  • Hot glue gun

  • Hair/blow dryer

  • Old clothing



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via Jonathan's starred items in Google Reader http://www.wikihow.com/Make-Melted-Crayon-Art

How to Make Vegan Chocolate Walnut Muffins


These muffins are quite chocolatey, with a rich flavor and moist texture. These are great and much more satisfying than your average muffin—and that's all that really matters.

Edit Ingredients



  • 1 ¼ cups whole wheat flour

  • ¼ cup cocoa powder

  • ½ tsp baking soda

  • ½ tsp baking powder

  • ½ tsp salt

  • ½ cup maple syrup

  • ¾ cup vanilla soy milk (or plain, with ½ tsp vanilla added)

  • 2 tbsp vegetable oil

  • ½ cup chopped walnuts, plus 8 walnut halves to decorate



Edit Steps



  1. Preheat oven to 350ºF/180ºC. Grease 8 muffin cups in a baking tin.

  2. In a medium bowl, whisk together the flour, cocoa, baking soda, baking powder and salt.

  3. In a small bowl, whisk together the maple syrup, soy milk and vegetable oil.

  4. Pour the wet ingredients into the flour mixture and stir then with a wooden spoon until the mixture becomes smooth.

  5. Add the chopped walnuts and mix to blend them into the batter. Do not over-mix, but try not to have any pockets of dry ingredients left in the batter.

  6. Spoon the batter into your prepared muffin tins, filling each 2/3 full.

  7. Garnish each muffin with a walnut half.

  8. Bake the muffins for 18 to 20 minutes, until the top springs back when lightly pressed.

  9. Cool the muffins on a wire rack.

  10. You can either serve them warm, or cool them completely and store them in an airtight container for up to 5 days.



Edit Things You'll Need



  • Muffin cups Paper) and metal cupcake pan

  • Whisk

  • Medium bowl

  • Small bowl

  • Wooden spoon

  • Wire cooling rack



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via Jonathan's starred items in Google Reader http://www.wikihow.com/Make-Vegan-Chocolate-Walnut-Muffins