🚩❗📉

#warning sign #indicator #red flag #decline #health alert #problem sign #negative sign

-🔢

#minus number #negative sign #math symbol #integer #number theory

⛈️⚫️⬇️

#foreboding #dark clouds #ill tidings #negative sign

💀📉😨🛑️

#impending doom #foreboding #bad feeling #ill fate #disaster warning #death omen #negative sign

🔀➖1️⃣

#odd permutation #sign -1 #permutation group #shuffle #negative sign #determinant -1 #group theory

📉⛈️👎

#bode ill #bad omen #negative sign #inauspicious #doom

🚩🖤

#dark traits #emotional unavailability #negative sign

1️⃣2️⃣3️⃣➡️2️⃣1️⃣3️⃣➖

#odd permutation #permutation example #transposition #cycle notation #negative sign #permutation sign

👤↔️👤➖

#odd permutation #transposition #single swap #permutation sign #adjacent transposition #negative sign

🔄³➖

#odd permutation #odd swaps #transpositions #cycle decomposition #permutation sign #negative sign #three swaps