To what does the title "the cold equations" refer? what details from the story make you think this?

The author most likely chose to call this story “The Cold Equations” because he believes that space is a freezing wasteland wants to indicate that the EDS is cold needs to communicate that math is boring tries to foreshadow that numbers are heartless 

The career that i have* decided to present this year is photography. photographers use both aritficial and natural lighting*use a transition sentence when going into the 2nd paragraphso.. photographer? *in order for me to be a photographer* scratch "accomplish this ranking" then say, i must first.. and continue on the sentence instead of different use various*