Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> da4be666f00eadcd1fdd25ee601af4fcdb62525a9fc0f7602e8145264e8f70d8:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^