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fact= 1 def factorial(n): global fact fact= 1 for i in range(1,n+1): fact *=i return fact num= int(input("enter a number")) if num<0: print("cannot derive fact for ...

Have you ever found yourself wrestling with Excel formulas, wishing for a more powerful tool to handle your data? Or maybe you’ve heard the buzz about Python in Excel and wondered if it’s truly the ...

Factorial’s solid-state battery cells are being flight tested in Avidrone’s tandem-rotor long-range cargo drone. Credit: Avidrone Aerospace Factorial Energy has shipped its first solid-state ...

Factorial Energy, a U.S.-based leader in solid-state battery technology, has announced its first shipment of FEST® lithium-metal battery cells for drone use. The recipient is Avidrone Aerospace, a ...

US-headquartered battery maker Factorial is supplying its solid-state lithium-metal cells for use in unmanned-drone applications. It’s the first time the company’s FEST (Factorial Electrolyte System ...

Massachusetts-based solid-state battery technology company Factorial announced the shipment of its first solid-state lithium-metal battery cells for drone use to Avidrone Aerospace, a Canadian ...

Can a small Massachusetts start-up perfect a battery that would make electric vehicles cheaper and more convenient than conventional cars? Can a small Massachusetts ...

Stellantis NV STLA, parent company of Dodge and Jeep, will debut a solid-state battery in the Charger EV. What Happened: Stellantis announced it will utilize Factorial Energy's solid-state batteries ...

Semi-solid-state battery cells engineered by Factorial Energy complete successful validation test with automaker Stellantis. Factorial's FEST (Factorial Electrolyte System Technology) battery cells ...