A blog is that is all about mathematics and calculators, two of my passions in life.
Taking some time from my math blog to speak about today. This is a day we in the United States will never forget. Blessings to the families who suffered the losses on that horrible day in 2001. May this world find peace soon.
Spotlight: Casio fx-570SP X II Iberia Quick Facts Model: fx-570SP X II Iberia Company: Casio Timeline: about 2014 – 2022, pr...