Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fe5287e24b3bb8b66a27df0e042834ceab2ea6179d440e341be63da786a3ff02:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^