Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d29b0cf79e4b6b7dc789d2d4cc1bf556065794a9d4f56634cca2c9e2df42cb3f:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^