Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 883667b2508963959465fec23ea2f8f4b74e2d94a03df4b403be47f20ae11ef3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^