Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b53bc78bf81aebd582fc6b7ce35a5d4dadcd82dc086fa9e218031ad94e1c70d9:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^