Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2c15052e37a5080692c1bafb0c95abe4ca73a9761cab0f46a2abbd71f9b59115:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^