Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dbfb0a8e391908fb648e8a7fa75adcfd8edb14400f8b57c46b3ee44694abe592:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^