Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ca242fc0806b8ee730ce8befb0825ed193825cc0b794fed8a6ec939beff996f7:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^