Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ca9196c5db7728c28334c4a1d39f9f05a40f149d4b7507f2429e9f815421f021:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^