spring cleaning, found my old judo pass, was it normal for two people to sign with blood finger print for sho-dan, trainer and pupil? I thought to remember I only had blue or brown, may be forgot it after my arm broke into series of pieces and switched from judo to karate .... Screenshot 2022-04-02 ...

met Grandma in the bunker.

How Much Do Negative Probabilities Matter in Option Pricing?: A Case of a Lattice-Based Approach for Stochastic Volatility Models

"it seems unlikely that one could exploit negative probabilities consistently as some practitioners may hope."

"“Time is an illusion, lunchtime doubly so!”

Why we only have time for Kvikk Lunch when out skiing...(the average Norwegian eats nine Kvikk Lunsj, Three of these are on average consumed during Easter)

Kvikk = Fast

Homeopathy has reached the field 

Homotopy perturbation method to solve Black Scholes differential equation for ML-payoff function

Cowboys would "lead" the world

war bonds have existed for very long time to finance hard times. Ukraina issued series of war bonds recently.  Can there be any useful derivatives or financial produces invented for such situations? Convertible bonds that can be converted into commodities (scrap metal) Not nickel futures. They brok...

is there ever an end to the weapon race, and conditional on that the world survive such as nuclear period is there a chance the end stage will stopp all big wars or be the end of the world? So lasers weapons really seem to start to get practical, this in future could likely stop all incoming convent...

war bonds have existed for very long time to finance hard times. Ukraina issued series of war bonds recently. 

Can there be any useful derivatives or financial produces invented for such situations? Convertible bonds that can be converted into commodities (scrap metal)

Business is booming... for doomsday bunkers! Texas-based company claims sales have spiked '1000%' for units ranging from $40,000 to $8.5M after Russia invaded Ukraine

make sure to have a deep water well and good air filter and a chess board for the long hours...

inflation in Russia accelerating rapidly...