Simplify some mathtext

energy/energy/timeseries_qice_gt.py

@@ -66,7 +66,7 @@ def make_plot(config, out_path='.'):
     ax.set_xlim(1851, 2013)
     ax.xaxis.set_ticks(np.arange(1851, 2013, 26))
     ax.set_xticklabels(['1851', '1877', '1903', '1929', '1955', '1981', '2006'])
-    ax.set_ylabel('Surface mass balance ($Gt$ $a^{-1}$)', fontsize=14)
+    ax.set_ylabel('Surface mass balance (Gt a$^{-1}$)', fontsize=14)
     ax.set_xlabel('time', fontsize=14)
 
 
@@ -100,7 +100,7 @@ def make_plot(config, out_path='.'):
     ln['fliers'][1].set_markeredgecolor('C1')
 
     ax.set_xticklabels(['CESM', 'RACMO 2.3'])
-    ax.set_ylabel('Surface mass balance ($Gt$ $a^{-1}$)', fontsize=14)
+    ax.set_ylabel('Surface mass balance (Gt a$^{-1}$)', fontsize=14)
     ax.set_ylim(-50, 750)
     ax.grid(False)