Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 828113aa170bf1549d690c93a3a305dd77b71aeec9628e2a45582484b3e9f146:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^