Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec15f3d35bdc444d7b5d7ae0a138ee843cca484f2c49779a8ebd741f1cc57d9d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^