Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 157a8127223a5aa7e73903c93ff151444f8cb8adfd9ce7ab9e563d2c7dd4433d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^